66036523310956 has 24 divisors (see below), whose sum is σ = 126138881562624. Its totient is φ = 30000135971280.

The previous prime is 66036523310951. The next prime is 66036523310957. The reversal of 66036523310956 is 65901332563066.

It is a junction number, because it is equal to n+sod(n) for n = 66036523310897 and 66036523310906.

It is not an unprimeable number, because it can be changed into a prime (66036523310951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411557220 + ... + 411717643.

It is an arithmetic number, because the mean of its divisors is an integer number (5255786731776).

Almost surely, 2^{66036523310956} is an apocalyptic number.

It is an amenable number.

66036523310956 is a deficient number, since it is larger than the sum of its proper divisors (60102358251668).

66036523310956 is a wasteful number, since it uses less digits than its factorization.

66036523310956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823276701 (or 823276699 counting only the distinct ones).

The product of its (nonzero) digits is 15746400, while the sum is 55.

The spelling of 66036523310956 in words is "sixty-six trillion, thirty-six billion, five hundred twenty-three million, three hundred ten thousand, nine hundred fifty-six".