10142551666331 has 4 divisors (see below), whose sum is σ = 11591487618672. Its totient is φ = 8693615713992.

The previous prime is 10142551666319. The next prime is 10142551666337. The reversal of 10142551666331 is 13366615524101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10142551666331 is a prime.

It is a super-2 number, since 2×10142551666331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10142551666337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724467976160 + ... + 724467976173.

It is an arithmetic number, because the mean of its divisors is an integer number (2897871904668).

Almost surely, 2^{10142551666331} is an apocalyptic number.

10142551666331 is a deficient number, since it is larger than the sum of its proper divisors (1448935952341).

10142551666331 is an equidigital number, since it uses as much as digits as its factorization.

10142551666331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1448935952340.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 10142551666331 in words is "ten trillion, one hundred forty-two billion, five hundred fifty-one million, six hundred sixty-six thousand, three hundred thirty-one".