86936443256902 has 4 divisors (see below), whose sum is σ = 130404664885356. Its totient is φ = 43468221628450.

The previous prime is 86936443256891. The next prime is 86936443256921. The reversal of 86936443256902 is 20965234463968.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21734110814224 + ... + 21734110814227.

It is an arithmetic number, because the mean of its divisors is an integer number (32601166221339).

Almost surely, 2^{86936443256902} is an apocalyptic number.

86936443256902 is a deficient number, since it is larger than the sum of its proper divisors (43468221628454).

86936443256902 is a wasteful number, since it uses less digits than its factorization.

86936443256902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43468221628453.

The product of its (nonzero) digits is 403107840, while the sum is 67.

The spelling of 86936443256902 in words is "eighty-six trillion, nine hundred thirty-six billion, four hundred forty-three million, two hundred fifty-six thousand, nine hundred two".