7935142472 has 8 divisors (see below), whose sum is σ = 14878392150. Its totient is φ = 3967571232.

The previous prime is 7935142469. The next prime is 7935142511. The reversal of 7935142472 is 2742415397.

It can be written as a sum of positive squares in only one way, i.e., 7932752356 + 2390116 = 89066^2 + 1546^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495946397 + ... + 495946412.

Almost surely, 2^7935142472 is an apocalyptic number.

It is an amenable number.

7935142472 is a deficient number, since it is larger than the sum of its proper divisors (6943249678).

7935142472 is a wasteful number, since it uses less digits than its factorization.

7935142472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991892815 (or 991892811 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 7935142472 is about 89079.4166572727. The cubic root of 7935142472 is about 1994.5805339583.

The spelling of 7935142472 in words is "seven billion, nine hundred thirty-five million, one hundred forty-two thousand, four hundred seventy-two".