90601691286726 has 12 divisors (see below), whose sum is σ = 196303664454612. Its totient is φ = 30200563762236.

The previous prime is 90601691286709. The next prime is 90601691286781. The reversal of 90601691286726 is 62768219610609.

90601691286726 is a `hidden beast` number, since 9 + 0 + 601 + 6 + 9 + 12 + 8 + 6 + 7 + 2 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2516713646836 + ... + 2516713646871.

It is an arithmetic number, because the mean of its divisors is an integer number (16358638704551).

Almost surely, 2^{90601691286726} is an apocalyptic number.

90601691286726 is an abundant number, since it is smaller than the sum of its proper divisors (105701973167886).

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

90601691286726 is a wasteful number, since it uses less digits than its factorization.

90601691286726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5033427293715 (or 5033427293712 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 90601691286726 in words is "ninety trillion, six hundred one billion, six hundred ninety-one million, two hundred eighty-six thousand, seven hundred twenty-six".