66472740634310 has 32 divisors (see below), whose sum is σ = 122434361609472. Its totient is φ = 25970565166560.

The previous prime is 66472740634249. The next prime is 66472740634397. The reversal of 66472740634310 is 1343604727466.

It is a super-2 number, since 2×66472740634310² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73435775 + ... + 74335445.

It is an arithmetic number, because the mean of its divisors is an integer number (3826073800296).

Almost surely, 2^{66472740634310} is an apocalyptic number.

66472740634310 is a deficient number, since it is larger than the sum of its proper divisors (55961620975162).

66472740634310 is a wasteful number, since it uses less digits than its factorization.

66472740634310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071548.

The product of its (nonzero) digits is 12192768, while the sum is 53.

The spelling of 66472740634310 in words is "sixty-six trillion, four hundred seventy-two billion, seven hundred forty million, six hundred thirty-four thousand, three hundred ten".