465557540 has 48 divisors (see below), whose sum is σ = 1134037632. Its totient is φ = 157234176.

The previous prime is 465557539. The next prime is 465557591. The reversal of 465557540 is 45755564.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15437 + ... + 34196.

It is an arithmetic number, because the mean of its divisors is an integer number (23625784).

Almost surely, 2^465557540 is an apocalyptic number.

It is an amenable number.

465557540 is an abundant number, since it is smaller than the sum of its proper divisors (668480092).

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

465557540 is a wasteful number, since it uses less digits than its factorization.

465557540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49716 (or 49714 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 41.

The square root of 465557540 is about 21576.7824292687. The cubic root of 465557540 is about 775.0406027982.

The spelling of 465557540 in words is "four hundred sixty-five million, five hundred fifty-seven thousand, five hundred forty".