45490527720 has 128 divisors (see below), whose sum is σ = 165420144000. Its totient is φ = 11028003840.

The previous prime is 45490527703. The next prime is 45490527739. The reversal of 45490527720 is 2772509454.

45490527720 is a `hidden beast` number, since 4 + 54 + 9 + 0 + 527 + 72 + 0 = 666.

It is a super-2 number, since 2×45490527720² (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 31 ways as a sum of consecutive naturals, for example, 1902705 + ... + 1926464.

It is an arithmetic number, because the mean of its divisors is an integer number (1292344875).

Almost surely, 2^45490527720 is an apocalyptic number.

45490527720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45490527720 is an abundant number, since it is smaller than the sum of its proper divisors (119929616280).

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

45490527720 is a wasteful number, since it uses less digits than its factorization.

45490527720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829200 (or 3829190 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 45490527720 in words is "forty-five billion, four hundred ninety million, five hundred twenty-seven thousand, seven hundred twenty".