55156847692 has 6 divisors (see below), whose sum is σ = 96524483468. Its totient is φ = 27578423844.

The previous prime is 55156847651. The next prime is 55156847723. The reversal of 55156847692 is 29674865155.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6894605958 + ... + 6894605965.

Almost surely, 2^55156847692 is an apocalyptic number.

It is an amenable number.

55156847692 is a deficient number, since it is larger than the sum of its proper divisors (41367635776).

55156847692 is a wasteful number, since it uses less digits than its factorization.

55156847692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13789211927 (or 13789211925 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 58.

The spelling of 55156847692 in words is "fifty-five billion, one hundred fifty-six million, eight hundred forty-seven thousand, six hundred ninety-two".