46209805290 has 256 divisors, whose sum is σ = 136637591040. Its totient is φ = 11019939840.

The previous prime is 46209805277. The next prime is 46209805303. The reversal of 46209805290 is 9250890264.

46209805290 is a `hidden beast` number, since 46 + 2 + 0 + 9 + 80 + 529 + 0 = 666.

46209805290 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 (46209805277) and next prime (46209805303).

It is a super-2 number, since 2×46209805290² (a number of 22 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 52690332 + ... + 52691208.

It is an arithmetic number, because the mean of its divisors is an integer number (533740590).

Almost surely, 2^46209805290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46209805290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68318795520).

46209805290 is an abundant number, since it is smaller than the sum of its proper divisors (90427785750).

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

46209805290 is a wasteful number, since it uses less digits than its factorization.

46209805290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174 (or 1168 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 46209805290 in words is "forty-six billion, two hundred nine million, eight hundred five thousand, two hundred ninety".