55562643764 has 12 divisors (see below), whose sum is σ = 98000254464. Its totient is φ = 27562571064.

The previous prime is 55562643761. The next prime is 55562643803. The reversal of 55562643764 is 46734626555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55562643761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54687134 + ... + 54688149.

It is an arithmetic number, because the mean of its divisors is an integer number (8166687872).

Almost surely, 2^55562643764 is an apocalyptic number.

It is an amenable number.

55562643764 is a deficient number, since it is larger than the sum of its proper divisors (42437610700).

55562643764 is a wasteful number, since it uses less digits than its factorization.

55562643764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109375414 (or 109375412 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 53.

The spelling of 55562643764 in words is "fifty-five billion, five hundred sixty-two million, six hundred forty-three thousand, seven hundred sixty-four".