870646327550725 has 96 divisors (see below), whose sum is σ = 1277559439212672. Its totient is φ = 581361392640000.

The previous prime is 870646327550683. The next prime is 870646327550749. The reversal of 870646327550725 is 527055723646078.

It is a happy number.

It is not a de Polignac number, because 870646327550725 - 2¹¹ = 870646327548677 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2133330387 + ... + 2133738463.

It is an arithmetic number, because the mean of its divisors is an integer number (13307910825132).

Almost surely, 2^{870646327550725} is an apocalyptic number.

870646327550725 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

870646327550725 is a deficient number, since it is larger than the sum of its proper divisors (406913111661947).

870646327550725 is a wasteful number, since it uses less digits than its factorization.

870646327550725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419287 (or 419282 counting only the distinct ones).

The product of its (nonzero) digits is 592704000, while the sum is 67.

The spelling of 870646327550725 in words is "eight hundred seventy trillion, six hundred forty-six billion, three hundred twenty-seven million, five hundred fifty thousand, seven hundred twenty-five".