55125105134 has 16 divisors (see below), whose sum is σ = 90220878000. Its totient is φ = 25052376960.

The previous prime is 55125105109. The next prime is 55125105143. The reversal of 55125105134 is 43150152155.

It is a self number, because there is not a number n which added to its sum of digits gives 55125105134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97259 + ... + 345990.

It is an arithmetic number, because the mean of its divisors is an integer number (5638804875).

Almost surely, 2^55125105134 is an apocalyptic number.

55125105134 is a deficient number, since it is larger than the sum of its proper divisors (35095772866).

55125105134 is a wasteful number, since it uses less digits than its factorization.

55125105134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448915.

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 55125105134 its reverse (43150152155), we get a palindrome (98275257289).

The spelling of 55125105134 in words is "fifty-five billion, one hundred twenty-five million, one hundred five thousand, one hundred thirty-four".