867961026252 has 96 divisors (see below), whose sum is σ = 2486231193600. Its totient is φ = 260462290176.

The previous prime is 867961026193. The next prime is 867961026271. The reversal of 867961026252 is 252620169768.

867961026252 is a `hidden beast` number, since 8 + 6 + 7 + 9 + 6 + 1 + 0 + 2 + 625 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10234852 + ... + 10319307.

It is an arithmetic number, because the mean of its divisors is an integer number (25898241600).

Almost surely, 2^867961026252 is an apocalyptic number.

It is an amenable number.

867961026252 is an abundant number, since it is smaller than the sum of its proper divisors (1618270167348).

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

867961026252 is a wasteful number, since it uses less digits than its factorization.

867961026252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20554212 (or 20554204 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 867961026252 in words is "eight hundred sixty-seven billion, nine hundred sixty-one million, twenty-six thousand, two hundred fifty-two".