55150066623 has 8 divisors (see below), whose sum is σ = 73534519600. Its totient is φ = 36766162368.

The previous prime is 55150066619. The next prime is 55150066637. The reversal of 55150066623 is 32666005155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55150066623 - 2² = 55150066619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55150066613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269973 + ... + 428001.

It is an arithmetic number, because the mean of its divisors is an integer number (9191814950).

Almost surely, 2^55150066623 is an apocalyptic number.

55150066623 is a deficient number, since it is larger than the sum of its proper divisors (18384452977).

55150066623 is a wasteful number, since it uses less digits than its factorization.

55150066623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274361.

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 55150066623 in words is "fifty-five billion, one hundred fifty million, sixty-six thousand, six hundred twenty-three".