55747367676 has 144 divisors (see below), whose sum is σ = 189203309568. Its totient is φ = 13365993600.

The previous prime is 55747367671. The next prime is 55747367743. The reversal of 55747367676 is 67676374755.

It is a happy number.

55747367676 is a `hidden beast` number, since 557 + 4 + 7 + 3 + 6 + 7 + 6 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55747367671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 737460 + ... + 809531.

It is an arithmetic number, because the mean of its divisors is an integer number (1313911872).

Almost surely, 2^55747367676 is an apocalyptic number.

It is an amenable number.

55747367676 is an abundant number, since it is smaller than the sum of its proper divisors (133455941892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55747367676 is a wasteful number, since it uses less digits than its factorization.

55747367676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547032 (or 1547027 counting only the distinct ones).

The product of its digits is 155584800, while the sum is 63.

The spelling of 55747367676 in words is "fifty-five billion, seven hundred forty-seven million, three hundred sixty-seven thousand, six hundred seventy-six".