45344515040 has 48 divisors (see below), whose sum is σ = 116865186480. Its totient is φ = 16488913920.

The previous prime is 45344515039. The next prime is 45344515057. The reversal of 45344515040 is 4051544354.

It is a super-2 number, since 2×45344515040² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12880205 + ... + 12883724.

It is an arithmetic number, because the mean of its divisors is an integer number (2434691385).

Almost surely, 2^45344515040 is an apocalyptic number.

45344515040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45344515040 is an abundant number, since it is smaller than the sum of its proper divisors (71520671440).

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

45344515040 is a wasteful number, since it uses less digits than its factorization.

45344515040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25763955 (or 25763947 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 45344515040 in words is "forty-five billion, three hundred forty-four million, five hundred fifteen thousand, forty".