45450534426 has 16 divisors (see below), whose sum is σ = 99164802528. Its totient is φ = 13772889200.

The previous prime is 45450534407. The next prime is 45450534427. The reversal of 45450534426 is 62443505454.

It is a happy number.

It is a super-2 number, since 2×45450534426² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45450534427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344322165 + ... + 344322296.

It is an arithmetic number, because the mean of its divisors is an integer number (6197800158).

Almost surely, 2^45450534426 is an apocalyptic number.

45450534426 is an abundant number, since it is smaller than the sum of its proper divisors (53714268102).

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

45450534426 is a wasteful number, since it uses less digits than its factorization.

45450534426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688644477.

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 45450534426 in words is "forty-five billion, four hundred fifty million, five hundred thirty-four thousand, four hundred twenty-six".