45245075724 has 18 divisors (see below), whose sum is σ = 114369497060. Its totient is φ = 15081691896.

The previous prime is 45245075723. The next prime is 45245075737. The reversal of 45245075724 is 42757054254.

45245075724 is a `hidden beast` number, since 4 + 5 + 24 + 50 + 7 + 572 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 45245075724.

It is not an unprimeable number, because it can be changed into a prime (45245075723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 628403794 + ... + 628403865.

Almost surely, 2^45245075724 is an apocalyptic number.

It is an amenable number.

45245075724 is an abundant number, since it is smaller than the sum of its proper divisors (69124421336).

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

45245075724 is a wasteful number, since it uses less digits than its factorization.

45245075724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256807669 (or 1256807664 counting only the distinct ones).

The product of its (nonzero) digits is 1568000, while the sum is 45.

The spelling of 45245075724 in words is "forty-five billion, two hundred forty-five million, seventy-five thousand, seven hundred twenty-four".