66325263031140 has 96 divisors (see below), whose sum is σ = 185861563130880. Its totient is φ = 17672378228736.

The previous prime is 66325263031127. The next prime is 66325263031187. The reversal of 66325263031140 is 4113036252366.

It is a super-2 number, since 2×66325263031140² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66325263031092 and 66325263031101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372091917 + ... + 372270123.

It is an arithmetic number, because the mean of its divisors is an integer number (1936057949280).

Almost surely, 2^{66325263031140} is an apocalyptic number.

66325263031140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66325263031140 is an abundant number, since it is smaller than the sum of its proper divisors (119536300099740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66325263031140 is a wasteful number, since it uses less digits than its factorization.

66325263031140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183221 (or 183219 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 66325263031140 in words is "sixty-six trillion, three hundred twenty-five billion, two hundred sixty-three million, thirty-one thousand, one hundred forty".