71463884428 has 48 divisors (see below), whose sum is σ = 127978260480. Its totient is φ = 34909265664.

The previous prime is 71463884423. The next prime is 71463884563. The reversal of 71463884428 is 82448836417.

It is not an unprimeable number, because it can be changed into a prime (71463884423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28100925 + ... + 28103467.

It is an arithmetic number, because the mean of its divisors is an integer number (2666213760).

Almost surely, 2^71463884428 is an apocalyptic number.

It is an amenable number.

71463884428 is a deficient number, since it is larger than the sum of its proper divisors (56514376052).

71463884428 is a wasteful number, since it uses less digits than its factorization.

71463884428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526 (or 3524 counting only the distinct ones).

The product of its digits is 8257536, while the sum is 55.

The spelling of 71463884428 in words is "seventy-one billion, four hundred sixty-three million, eight hundred eighty-four thousand, four hundred twenty-eight".