45387609040 has 40 divisors (see below), whose sum is σ = 105589804320. Its totient is φ = 18144099456.

The previous prime is 45387608977. The next prime is 45387609077. The reversal of 45387609040 is 4090678354.

It is a tau number, because it is divible by the number of its divisors (40).

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, 36810 + ... + 303529.

It is an arithmetic number, because the mean of its divisors is an integer number (2639745108).

Almost surely, 2^45387609040 is an apocalyptic number.

45387609040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45387609040 is an abundant number, since it is smaller than the sum of its proper divisors (60202195280).

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

45387609040 is a wasteful number, since it uses less digits than its factorization.

45387609040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342019 (or 342013 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 45387609040 in words is "forty-five billion, three hundred eighty-seven million, six hundred nine thousand, forty".