2872400795555 has 64 divisors (see below), whose sum is σ = 3649688340480. Its totient is φ = 2167083072000.

The previous prime is 2872400795501. The next prime is 2872400795597. The reversal of 2872400795555 is 5555970042782.

It is a happy number.

It is not a de Polignac number, because 2872400795555 - 2¹⁶ = 2872400730019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2872400795494 and 2872400795503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 645336080 + ... + 645340530.

It is an arithmetic number, because the mean of its divisors is an integer number (57026380320).

Almost surely, 2^{2872400795555} is an apocalyptic number.

2872400795555 is a deficient number, since it is larger than the sum of its proper divisors (777287544925).

2872400795555 is a wasteful number, since it uses less digits than its factorization.

2872400795555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100.

The product of its (nonzero) digits is 35280000, while the sum is 59.

The spelling of 2872400795555 in words is "two trillion, eight hundred seventy-two billion, four hundred million, seven hundred ninety-five thousand, five hundred fifty-five".