55132500012 has 48 divisors (see below), whose sum is σ = 136553004000. Its totient is φ = 17252877312.

The previous prime is 55132500001. The next prime is 55132500019. The reversal of 55132500012 is 21000523155.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55132500019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259387 + ... + 421362.

It is an arithmetic number, because the mean of its divisors is an integer number (2844854250).

Almost surely, 2^55132500012 is an apocalyptic number.

It is an amenable number.

55132500012 is an abundant number, since it is smaller than the sum of its proper divisors (81420503988).

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

55132500012 is a wasteful number, since it uses less digits than its factorization.

55132500012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681170 (or 681168 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The spelling of 55132500012 in words is "fifty-five billion, one hundred thirty-two million, five hundred thousand, twelve".