66462373996 has 24 divisors (see below), whose sum is σ = 122456033280. Its totient is φ = 31475660112.

The previous prime is 66462373931. The next prime is 66462373997. The reversal of 66462373996 is 69937326466.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (66462373997) 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, 289461 + ... + 465523.

It is an arithmetic number, because the mean of its divisors is an integer number (5102334720).

Almost surely, 2^66462373996 is an apocalyptic number.

It is an amenable number.

66462373996 is a deficient number, since it is larger than the sum of its proper divisors (55993659284).

66462373996 is a wasteful number, since it uses less digits than its factorization.

66462373996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181053 (or 181051 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 61.

The spelling of 66462373996 in words is "sixty-six billion, four hundred sixty-two million, three hundred seventy-three thousand, nine hundred ninety-six".