7013390872 has 8 divisors (see below), whose sum is σ = 13150107900. Its totient is φ = 3506695432.

The previous prime is 7013390861. The next prime is 7013390873. The reversal of 7013390872 is 2780933107.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7013390873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438336922 + ... + 438336937.

Almost surely, 2^7013390872 is an apocalyptic number.

It is an amenable number.

7013390872 is a deficient number, since it is larger than the sum of its proper divisors (6136717028).

7013390872 is a wasteful number, since it uses less digits than its factorization.

7013390872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876673865 (or 876673861 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 7013390872 is about 83745.9901846053. The cubic root of 7013390872 is about 1914.1502065702.

The spelling of 7013390872 in words is "seven billion, thirteen million, three hundred ninety thousand, eight hundred seventy-two".