1015168615142 has 64 divisors (see below), whose sum is σ = 1756789751808. Its totient is φ = 435706128000.

The previous prime is 1015168615129. The next prime is 1015168615151. The reversal of 1015168615142 is 2415168615101.

It is a super-2 number, since 2×1015168615142² (a number of 25 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 1015168615142.

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, 6464843 + ... + 6620009.

It is an arithmetic number, because the mean of its divisors is an integer number (27449839872).

Almost surely, 2^{1015168615142} is an apocalyptic number.

1015168615142 is a deficient number, since it is larger than the sum of its proper divisors (741621136666).

1015168615142 is a wasteful number, since it uses less digits than its factorization.

1015168615142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155445.

The product of its (nonzero) digits is 57600, while the sum is 41.

Subtracting from 1015168615142 its sum of digits (41), we obtain a palindrome (1015168615101).

The spelling of 1015168615142 in words is "one trillion, fifteen billion, one hundred sixty-eight million, six hundred fifteen thousand, one hundred forty-two".