71072419862 has 32 divisors (see below), whose sum is σ = 112587397632. Its totient is φ = 33614421984.

The previous prime is 71072419837. The next prime is 71072419879. The reversal of 71072419862 is 26891427017.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227333 + ... + 440255.

It is an arithmetic number, because the mean of its divisors is an integer number (3518356176).

Almost surely, 2^71072419862 is an apocalyptic number.

71072419862 is a deficient number, since it is larger than the sum of its proper divisors (41514977770).

71072419862 is a wasteful number, since it uses less digits than its factorization.

71072419862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213092.

The product of its (nonzero) digits is 338688, while the sum is 47.

The spelling of 71072419862 in words is "seventy-one billion, seventy-two million, four hundred nineteen thousand, eight hundred sixty-two".