55415200425 has 48 divisors (see below), whose sum is σ = 98701057728. Its totient is φ = 27272044800.

The previous prime is 55415200409. The next prime is 55415200457. The reversal of 55415200425 is 52400251455.

It is not a de Polignac number, because 55415200425 - 2⁴ = 55415200409 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 3514810 + ... + 3530540.

It is an arithmetic number, because the mean of its divisors is an integer number (2056272036).

Almost surely, 2^55415200425 is an apocalyptic number.

It is an amenable number.

55415200425 is a deficient number, since it is larger than the sum of its proper divisors (43285857303).

55415200425 is a wasteful number, since it uses less digits than its factorization.

55415200425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19370 (or 19365 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 33.

The spelling of 55415200425 in words is "fifty-five billion, four hundred fifteen million, two hundred thousand, four hundred twenty-five".