55704685261 has 16 divisors (see below), whose sum is σ = 58384834560. Its totient is φ = 53085602160.

The previous prime is 55704685259. The next prime is 55704685277. The reversal of 55704685261 is 16258640755.

It is a cyclic number.

It is not a de Polignac number, because 55704685261 - 2¹ = 55704685259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55704685661) 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, 522816 + ... + 620278.

It is an arithmetic number, because the mean of its divisors is an integer number (3649052160).

Almost surely, 2^55704685261 is an apocalyptic number.

It is an amenable number.

55704685261 is a deficient number, since it is larger than the sum of its proper divisors (2680149299).

55704685261 is a wasteful number, since it uses less digits than its factorization.

55704685261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97776.

The product of its (nonzero) digits is 2016000, while the sum is 49.

The spelling of 55704685261 in words is "fifty-five billion, seven hundred four million, six hundred eighty-five thousand, two hundred sixty-one".