15042242031404 has 12 divisors (see below), whose sum is σ = 30084484062864. Its totient is φ = 6446675156304.

The previous prime is 15042242031391. The next prime is 15042242031473. The reversal of 15042242031404 is 40413024224051.

15042242031404 is an admirable number.

It is a super-2 number, since 2×15042242031404² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268611464819 + ... + 268611464874.

It is an arithmetic number, because the mean of its divisors is an integer number (2507040338572).

Almost surely, 2^{15042242031404} is an apocalyptic number.

15042242031404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15042242031404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15042242031404 is a wasteful number, since it uses less digits than its factorization.

15042242031404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537222929704 (or 537222929702 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 15042242031404 its reverse (40413024224051), we get a palindrome (55455266255455).

The spelling of 15042242031404 in words is "fifteen trillion, forty-two billion, two hundred forty-two million, thirty-one thousand, four hundred four".