872040380850452 has 48 divisors (see below), whose sum is σ = 1665498981027840. Its totient is φ = 396216633132000.

The previous prime is 872040380850449. The next prime is 872040380850461. The reversal of 872040380850452 is 254058083040278.

It is a super-3 number, since 3×872040380850452³ (a number of 46 digits) contains 333 as substring.

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, 1317048077 + ... + 1317710027.

It is an arithmetic number, because the mean of its divisors is an integer number (34697895438080).

Almost surely, 2^{872040380850452} is an apocalyptic number.

It is an amenable number.

872040380850452 is a deficient number, since it is larger than the sum of its proper divisors (793458600177388).

872040380850452 is a wasteful number, since it uses less digits than its factorization.

872040380850452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674412 (or 674410 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 56.

The spelling of 872040380850452 in words is "eight hundred seventy-two trillion, forty billion, three hundred eighty million, eight hundred fifty thousand, four hundred fifty-two".