15432042871734 has 16 divisors (see below), whose sum is σ = 31286881439472. Its totient is φ = 5073548341248.

The previous prime is 15432042871717. The next prime is 15432042871771. The reversal of 15432042871734 is 43717824023451.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17616486859 + ... + 17616487734.

It is an arithmetic number, because the mean of its divisors is an integer number (1955430089967).

Almost surely, 2^{15432042871734} is an apocalyptic number.

15432042871734 is an abundant number, since it is smaller than the sum of its proper divisors (15854838567738).

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

15432042871734 is a wasteful number, since it uses less digits than its factorization.

15432042871734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35232974671.

The product of its (nonzero) digits is 4515840, while the sum is 51.

The spelling of 15432042871734 in words is "fifteen trillion, four hundred thirty-two billion, forty-two million, eight hundred seventy-one thousand, seven hundred thirty-four".