15751591142 has 24 divisors (see below), whose sum is σ = 27184874544. Its totient is φ = 6705178272.

The previous prime is 15751591129. The next prime is 15751591159. The reversal of 15751591142 is 24119515751.

It is a super-2 number, since 2×15751591142² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15751591142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5882708 + ... + 5885384.

It is an arithmetic number, because the mean of its divisors is an integer number (1132703106).

Almost surely, 2^15751591142 is an apocalyptic number.

15751591142 is a deficient number, since it is larger than the sum of its proper divisors (11433283402).

15751591142 is an frugal number, since it uses more digits than its factorization.

15751591142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5520 (or 2843 counting only the distinct ones).

The product of its digits is 63000, while the sum is 41.

The spelling of 15751591142 in words is "fifteen billion, seven hundred fifty-one million, five hundred ninety-one thousand, one hundred forty-two".