2758172432 has 40 divisors (see below), whose sum is σ = 5430723840. Its totient is φ = 1356791040.

The previous prime is 2758172423. The next prime is 2758172447. The reversal of 2758172432 is 2342718572.

It is a self number, because there is not a number n which added to its sum of digits gives 2758172432.

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, 500669 + ... + 506147.

It is an arithmetic number, because the mean of its divisors is an integer number (135768096).

Almost surely, 2^2758172432 is an apocalyptic number.

It is an amenable number.

2758172432 is a deficient number, since it is larger than the sum of its proper divisors (2672551408).

2758172432 is a wasteful number, since it uses less digits than its factorization.

2758172432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5991 (or 5985 counting only the distinct ones).

The product of its digits is 188160, while the sum is 41.

The square root of 2758172432 is about 52518.3056847800. The cubic root of 2758172432 is about 1402.4061398185.

The spelling of 2758172432 in words is "two billion, seven hundred fifty-eight million, one hundred seventy-two thousand, four hundred thirty-two".