45639767240 has 32 divisors (see below), whose sum is σ = 102773551680. Its totient is φ = 18240960192.

The previous prime is 45639767227. The next prime is 45639767269. The reversal of 45639767240 is 4276793654.

It is a super-3 number, since 3×45639767240³ (a number of 33 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417554 + ... + 515393.

It is an arithmetic number, because the mean of its divisors is an integer number (3211673490).

Almost surely, 2^45639767240 is an apocalyptic number.

45639767240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45639767240 is an abundant number, since it is smaller than the sum of its proper divisors (57133784440).

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

45639767240 is a wasteful number, since it uses less digits than its factorization.

45639767240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934181 (or 934177 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 45639767240 in words is "forty-five billion, six hundred thirty-nine million, seven hundred sixty-seven thousand, two hundred forty".