55419525 has 96 divisors (see below), whose sum is σ = 119873280. Its totient is φ = 24572160.

The previous prime is 55419521. The next prime is 55419563. The reversal of 55419525 is 52591455.

55419525 is a `hidden beast` number, since 5 + 541 + 95 + 25 = 666.

It is not a de Polignac number, because 55419525 - 2² = 55419521 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55419525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55419521) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 174667 + ... + 174983.

It is an arithmetic number, because the mean of its divisors is an integer number (1248680).

Almost surely, 2^55419525 is an apocalyptic number.

It is an amenable number.

55419525 is an abundant number, since it is smaller than the sum of its proper divisors (64453755).

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

55419525 is a wasteful number, since it uses less digits than its factorization.

55419525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 369 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

The square root of 55419525 is about 7444.4291251915. The cubic root of 55419525 is about 381.2597274236.

The spelling of 55419525 in words is "fifty-five million, four hundred nineteen thousand, five hundred twenty-five".