172050086986 has 16 divisors (see below), whose sum is σ = 267064512768. Its totient is φ = 83042424000.

The previous prime is 172050086983. The next prime is 172050087023. The reversal of 172050086986 is 689680050271.

It is a super-3 number, since 3×172050086986³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (172050086983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3435240 + ... + 3484963.

It is an arithmetic number, because the mean of its divisors is an integer number (16691532048).

Almost surely, 2^172050086986 is an apocalyptic number.

172050086986 is a deficient number, since it is larger than the sum of its proper divisors (95014425782).

172050086986 is a wasteful number, since it uses less digits than its factorization.

172050086986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6920637.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 172050086986 in words is "one hundred seventy-two billion, fifty million, eighty-six thousand, nine hundred eighty-six".