55977412 has 6 divisors (see below), whose sum is σ = 97960478. Its totient is φ = 27988704.

The previous prime is 55977407. The next prime is 55977431. The reversal of 55977412 is 21477955.

It can be written as a sum of positive squares in only one way, i.e., 52794756 + 3182656 = 7266^2 + 1784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6997173 + ... + 6997180.

Almost surely, 2^55977412 is an apocalyptic number.

It is an amenable number.

55977412 is a deficient number, since it is larger than the sum of its proper divisors (41983066).

55977412 is a wasteful number, since it uses less digits than its factorization.

55977412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13994357 (or 13994355 counting only the distinct ones).

The product of its digits is 88200, while the sum is 40.

The square root of 55977412 is about 7481.8053970950. The cubic root of 55977412 is about 382.5347900063.

The spelling of 55977412 in words is "fifty-five million, nine hundred seventy-seven thousand, four hundred twelve".