55539146912 has 24 divisors (see below), whose sum is σ = 110129342400. Its totient is φ = 27569790144.

The previous prime is 55539146911. The next prime is 55539146933. The reversal of 55539146912 is 21964193555.

It is not an unprimeable number, because it can be changed into a prime (55539146911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6238712 + ... + 6247607.

It is an arithmetic number, because the mean of its divisors is an integer number (4588722600).

Almost surely, 2^55539146912 is an apocalyptic number.

It is an amenable number.

55539146912 is a deficient number, since it is larger than the sum of its proper divisors (54590195488).

55539146912 is a wasteful number, since it uses less digits than its factorization.

55539146912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12486468 (or 12486460 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 50.

The spelling of 55539146912 in words is "fifty-five billion, five hundred thirty-nine million, one hundred forty-six thousand, nine hundred twelve".