10661674231 has 32 divisors (see below), whose sum is σ = 12627518400. Its totient is φ = 8912332800.

The previous prime is 10661674229. The next prime is 10661674249. The reversal of 10661674231 is 13247616601.

It is a cyclic number.

It is not a de Polignac number, because 10661674231 - 2¹ = 10661674229 is a prime.

It is a super-2 number, since 2×10661674231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661674201) 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 31 ways as a sum of consecutive naturals, for example, 716095 + ... + 730831.

It is an arithmetic number, because the mean of its divisors is an integer number (394609950).

Almost surely, 2^10661674231 is an apocalyptic number.

10661674231 is a deficient number, since it is larger than the sum of its proper divisors (1965844169).

10661674231 is a wasteful number, since it uses less digits than its factorization.

10661674231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14899.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 10661674231 in words is "ten billion, six hundred sixty-one million, six hundred seventy-four thousand, two hundred thirty-one".