71223588402 has 16 divisors (see below), whose sum is σ = 142456624992. Its totient is φ = 23739621440.

The previous prime is 71223588383. The next prime is 71223588431. The reversal of 71223588402 is 20488532217.

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, 293724 + ... + 478247.

It is an arithmetic number, because the mean of its divisors is an integer number (8903539062).

Almost surely, 2^71223588402 is an apocalyptic number.

71223588402 is an abundant number, since it is smaller than the sum of its proper divisors (71233036590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71223588402 is a wasteful number, since it uses less digits than its factorization.

71223588402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787353.

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 71223588402 in words is "seventy-one billion, two hundred twenty-three million, five hundred eighty-eight thousand, four hundred two".