55961068723 has 6 divisors (see below), whose sum is σ = 65097569796. Its totient is φ = 47966630292.

The previous prime is 55961068721. The next prime is 55961068859. The reversal of 55961068723 is 32786016955.

It is not a de Polignac number, because 55961068723 - 2¹ = 55961068721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55961068721) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 571031265 + ... + 571031362.

It is an arithmetic number, because the mean of its divisors is an integer number (10849594966).

Almost surely, 2^55961068723 is an apocalyptic number.

55961068723 is a deficient number, since it is larger than the sum of its proper divisors (9136501073).

55961068723 is a wasteful number, since it uses less digits than its factorization.

55961068723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142062641 (or 1142062634 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 55961068723 in words is "fifty-five billion, nine hundred sixty-one million, sixty-eight thousand, seven hundred twenty-three".