45497557647360 has 4284 divisors, whose sum is σ = 215186594384592. Its totient is φ = 9182115790848.

The previous prime is 45497557647349. The next prime is 45497557647413. The reversal of 45497557647360 is 6374675579454.

45497557647360 is a `hidden beast` number, since 4 + 5 + 4 + 9 + 7 + 5 + 576 + 47 + 3 + 6 + 0 = 666.

It is a super-2 number, since 2×45497557647360² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 251 ways as a sum of consecutive naturals, for example, 1978154680309 + ... + 1978154680331.

Almost surely, 2^{45497557647360} is an apocalyptic number.

45497557647360 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 45497557647360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107593297192296).

45497557647360 is an abundant number, since it is smaller than the sum of its proper divisors (169689036737232).

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

45497557647360 is an frugal number, since it uses more digits than its factorization.

45497557647360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 2667168000, while the sum is 72.

The spelling of 45497557647360 in words is "forty-five trillion, four hundred ninety-seven billion, five hundred fifty-seven million, six hundred forty-seven thousand, three hundred sixty".