55119847725 has 72 divisors (see below), whose sum is σ = 99780414240. Its totient is φ = 29084883840.

The previous prime is 55119847697. The next prime is 55119847747. The reversal of 55119847725 is 52774891155.

55119847725 is a `hidden beast` number, since 55 + 11 + 98 + 477 + 25 = 666.

It is not a de Polignac number, because 55119847725 - 2¹² = 55119843629 is a prime.

It is a super-2 number, since 2×55119847725² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 8395294 + ... + 8401856.

Almost surely, 2^55119847725 is an apocalyptic number.

It is an amenable number.

55119847725 is a deficient number, since it is larger than the sum of its proper divisors (44660566515).

55119847725 is a wasteful number, since it uses less digits than its factorization.

55119847725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6971 (or 6963 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 54.

The spelling of 55119847725 in words is "fifty-five billion, one hundred nineteen million, eight hundred forty-seven thousand, seven hundred twenty-five".