1018152557402 has 16 divisors (see below), whose sum is σ = 1617100837632. Its totient is φ = 479120241600.

The previous prime is 1018152557371. The next prime is 1018152557423. The reversal of 1018152557402 is 2047552518101.

It is a self number, because there is not a number n which added to its sum of digits gives 1018152557402.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1402583 + ... + 2000885.

It is an arithmetic number, because the mean of its divisors is an integer number (101068802352).

Almost surely, 2^{1018152557402} is an apocalyptic number.

1018152557402 is a deficient number, since it is larger than the sum of its proper divisors (598948280230).

1018152557402 is a wasteful number, since it uses less digits than its factorization.

1018152557402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648373.

The product of its (nonzero) digits is 112000, while the sum is 41.

The spelling of 1018152557402 in words is "one trillion, eighteen billion, one hundred fifty-two million, five hundred fifty-seven thousand, four hundred two".