10066156731 has 24 divisors (see below), whose sum is σ = 14716611936. Its totient is φ = 6629575680.

The previous prime is 10066156687. The next prime is 10066156759. The reversal of 10066156731 is 13765166001.

10066156731 is a `hidden beast` number, since 1 + 0 + 0 + 6 + 61 + 567 + 31 = 666.

It is not a de Polignac number, because 10066156731 - 2¹⁷ = 10066025659 is a prime.

It is a super-2 number, since 2×10066156731² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10066156831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 377371 + ... + 403163.

It is an arithmetic number, because the mean of its divisors is an integer number (613192164).

Almost surely, 2^10066156731 is an apocalyptic number.

10066156731 is a deficient number, since it is larger than the sum of its proper divisors (4650455205).

10066156731 is a wasteful number, since it uses less digits than its factorization.

10066156731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26323 (or 26320 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 10066156731 in words is "ten billion, sixty-six million, one hundred fifty-six thousand, seven hundred thirty-one".