991352896701 has 8 divisors (see below), whose sum is σ = 1334157169824. Its totient is φ = 654725277360.

The previous prime is 991352896613. The next prime is 991352896733. The reversal of 991352896701 is 107698253199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 991352896701 - 2⁹ = 991352896189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (991352896201) 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, 1544163070 + ... + 1544163711.

It is an arithmetic number, because the mean of its divisors is an integer number (166769646228).

Almost surely, 2^991352896701 is an apocalyptic number.

It is an amenable number.

991352896701 is a deficient number, since it is larger than the sum of its proper divisors (342804273123).

991352896701 is a wasteful number, since it uses less digits than its factorization.

991352896701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3088326891.

The product of its (nonzero) digits is 7348320, while the sum is 60.

The spelling of 991352896701 in words is "nine hundred ninety-one billion, three hundred fifty-two million, eight hundred ninety-six thousand, seven hundred one".