56877353603515 has 16 divisors (see below), whose sum is σ = 69917971003776. Its totient is φ = 44391799180800.

The previous prime is 56877353603507. The next prime is 56877353603531. The reversal of 56877353603515 is 51530635377865.

It is a happy number.

It is not a de Polignac number, because 56877353603515 - 2³ = 56877353603507 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35080399 + ... + 36665911.

It is an arithmetic number, because the mean of its divisors is an integer number (4369873187736).

Almost surely, 2^{56877353603515} is an apocalyptic number.

56877353603515 is a deficient number, since it is larger than the sum of its proper divisors (13040617400261).

56877353603515 is a wasteful number, since it uses less digits than its factorization.

56877353603515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760550.

The product of its (nonzero) digits is 238140000, while the sum is 64.

The spelling of 56877353603515 in words is "fifty-six trillion, eight hundred seventy-seven billion, three hundred fifty-three million, six hundred three thousand, five hundred fifteen".