70471447382 has 16 divisors (see below), whose sum is σ = 121154359200. Its totient is φ = 30115507968.

The previous prime is 70471447363. The next prime is 70471447421. The reversal of 70471447382 is 28374417407.

It is a super-2 number, since 2×70471447382² (a number of 22 digits) contains 22 as substring.

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, 7206683 + ... + 7216454.

It is an arithmetic number, because the mean of its divisors is an integer number (7572147450).

Almost surely, 2^70471447382 is an apocalyptic number.

70471447382 is a deficient number, since it is larger than the sum of its proper divisors (50682911818).

70471447382 is a wasteful number, since it uses less digits than its factorization.

70471447382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14423495.

The product of its (nonzero) digits is 1053696, while the sum is 47.

The spelling of 70471447382 in words is "seventy billion, four hundred seventy-one million, four hundred forty-seven thousand, three hundred eighty-two".