45012553140 has 24 divisors (see below), whose sum is σ = 126035148960. Its totient is φ = 12003347488.

The previous prime is 45012553051. The next prime is 45012553147. The reversal of 45012553140 is 4135521054.

It is a super-2 number, since 2×45012553140² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 45012553098 and 45012553107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45012553147) 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, 375104550 + ... + 375104669.

It is an arithmetic number, because the mean of its divisors is an integer number (5251464540).

Almost surely, 2^45012553140 is an apocalyptic number.

It is an amenable number.

45012553140 is an abundant number, since it is smaller than the sum of its proper divisors (81022595820).

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

45012553140 is a wasteful number, since it uses less digits than its factorization.

45012553140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750209231 (or 750209229 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 45012553140 in words is "forty-five billion, twelve million, five hundred fifty-three thousand, one hundred forty".