86147155871770 has 16 divisors (see below), whose sum is σ = 177217006364928. Its totient is φ = 29536167727440.

The previous prime is 86147155871759. The next prime is 86147155871809. The reversal of 86147155871770 is 7717855174168.

It is a junction number, because it is equal to n+sod(n) for n = 86147155871696 and 86147155871705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615336827586 + ... + 615336827725.

It is an arithmetic number, because the mean of its divisors is an integer number (11076062897808).

Almost surely, 2^{86147155871770} is an apocalyptic number.

86147155871770 is an abundant number, since it is smaller than the sum of its proper divisors (91069850493158).

86147155871770 is a wasteful number, since it uses less digits than its factorization.

86147155871770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230673655325.

The product of its (nonzero) digits is 92198400, while the sum is 67.

The spelling of 86147155871770 in words is "eighty-six trillion, one hundred forty-seven billion, one hundred fifty-five million, eight hundred seventy-one thousand, seven hundred seventy".