56202285533978 has 4 divisors (see below), whose sum is σ = 84303428300970. Its totient is φ = 28101142766988.

The previous prime is 56202285533963. The next prime is 56202285533981. The reversal of 56202285533978 is 87933558220265.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 32024088594289 + 24178196939689 = 5658983^2 + 4917133^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14050571383493 + ... + 14050571383496.

Almost surely, 2^{56202285533978} is an apocalyptic number.

56202285533978 is a deficient number, since it is larger than the sum of its proper divisors (28101142766992).

56202285533978 is a wasteful number, since it uses less digits than its factorization.

56202285533978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28101142766991.

The product of its (nonzero) digits is 217728000, while the sum is 65.

The spelling of 56202285533978 in words is "fifty-six trillion, two hundred two billion, two hundred eighty-five million, five hundred thirty-three thousand, nine hundred seventy-eight".