66939022335 has 32 divisors (see below), whose sum is σ = 108542181888. Its totient is φ = 35222083200.

The previous prime is 66939022309. The next prime is 66939022343. The reversal of 66939022335 is 53322093966.

It is not a de Polignac number, because 66939022335 - 2¹¹ = 66939020287 is a prime.

It is a super-2 number, since 2×66939022335² (a number of 22 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 31 ways as a sum of consecutive naturals, for example, 875910 + ... + 949260.

It is an arithmetic number, because the mean of its divisors is an integer number (3391943184).

Almost surely, 2^66939022335 is an apocalyptic number.

66939022335 is a deficient number, since it is larger than the sum of its proper divisors (41603159553).

66939022335 is a wasteful number, since it uses less digits than its factorization.

66939022335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74175.

The product of its (nonzero) digits is 1574640, while the sum is 48.

The spelling of 66939022335 in words is "sixty-six billion, nine hundred thirty-nine million, twenty-two thousand, three hundred thirty-five".