872204148500744 has 8 divisors (see below), whose sum is σ = 1635382778438910. Its totient is φ = 436102074250368.

The previous prime is 872204148500723. The next prime is 872204148500813. The reversal of 872204148500744 is 447005841402278.

It can be written as a sum of positive squares in only one way, i.e., 646905549498244 + 225298599002500 = 25434338^2 + 15009950^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 872204148500744.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54512759281289 + ... + 54512759281304.

Almost surely, 2^{872204148500744} is an apocalyptic number.

It is an amenable number.

872204148500744 is a deficient number, since it is larger than the sum of its proper divisors (763178629938166).

872204148500744 is a wasteful number, since it uses less digits than its factorization.

872204148500744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109025518562599 (or 109025518562595 counting only the distinct ones).

The product of its (nonzero) digits is 16056320, while the sum is 56.

The spelling of 872204148500744 in words is "eight hundred seventy-two trillion, two hundred four billion, one hundred forty-eight million, five hundred thousand, seven hundred forty-four".