70479099441 has 9 divisors (see below), whose sum is σ = 101804294059. Its totient is φ = 46985535336.

The previous prime is 70479099401. The next prime is 70479099463. The reversal of 70479099441 is 14499097407.

The square root of 70479099441 is 265479.

It is a perfect power (a square), and thus also a powerful number.

70479099441 is a `hidden beast` number, since 70 + 47 + 9 + 0 + 99 + 441 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7379669025 + 63099430416 = 85905^2 + 251196^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 70479099441 - 2⁹ = 70479098929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70479099401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 752191 + ... + 840683.

Almost surely, 2^70479099441 is an apocalyptic number.

70479099441 is the 265479-th square number.

70479099441 is the 132740-th centered octagonal number.

It is an amenable number.

70479099441 is a deficient number, since it is larger than the sum of its proper divisors (31325194618).

70479099441 is an frugal number, since it uses more digits than its factorization.

70479099441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176992 (or 88496 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 70479099441 in words is "seventy billion, four hundred seventy-nine million, ninety-nine thousand, four hundred forty-one".