46253393640 has 192 divisors, whose sum is σ = 154902908160. Its totient is φ = 11960732160.

The previous prime is 46253393633. The next prime is 46253393647. The reversal of 46253393640 is 4639335264.

46253393640 is a `hidden beast` number, since 4 + 6 + 253 + 39 + 364 + 0 = 666.

46253393640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (46253393633) and next prime (46253393647).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (46253393647) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4083585 + ... + 4094895.

It is an arithmetic number, because the mean of its divisors is an integer number (806785980).

Almost surely, 2^46253393640 is an apocalyptic number.

46253393640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46253393640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77451454080).

46253393640 is an abundant number, since it is smaller than the sum of its proper divisors (108649514520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46253393640 is a wasteful number, since it uses less digits than its factorization.

46253393640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11672 (or 11665 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 46253393640 in words is "forty-six billion, two hundred fifty-three million, three hundred ninety-three thousand, six hundred forty".