55125126 has 24 divisors (see below), whose sum is σ = 136500624. Its totient is φ = 15750000.

The previous prime is 55125113. The next prime is 55125139. The reversal of 55125126 is 62152155.

It is an interprime number because it is at equal distance from previous prime (55125113) and next prime (55125139).

It is a self number, because there is not a number n which added to its sum of digits gives 55125126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218625 + ... + 218876.

It is an arithmetic number, because the mean of its divisors is an integer number (5687526).

Almost surely, 2^55125126 is an apocalyptic number.

55125126 is an abundant number, since it is smaller than the sum of its proper divisors (81375498).

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

55125126 is a wasteful number, since it uses less digits than its factorization.

55125126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437516 (or 437513 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 55125126 is about 7424.6296877353. The cubic root of 55125126 is about 380.5834205189.

The spelling of 55125126 in words is "fifty-five million, one hundred twenty-five thousand, one hundred twenty-six".