53556014066 has 4 divisors (see below), whose sum is σ = 80334021102. Its totient is φ = 26778007032.

The previous prime is 53556013991. The next prime is 53556014069. The reversal of 53556014066 is 66041065535.

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., 36071505625 + 17484508441 = 189925^2 + 132229^2 .

It is not an unprimeable number, because it can be changed into a prime (53556014069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13389003515 + ... + 13389003518.

Almost surely, 2^53556014066 is an apocalyptic number.

53556014066 is a deficient number, since it is larger than the sum of its proper divisors (26778007036).

53556014066 is a wasteful number, since it uses less digits than its factorization.

53556014066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26778007035.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 53556014066 in words is "fifty-three billion, five hundred fifty-six million, fourteen thousand, sixty-six".