91797267862 has 8 divisors (see below), whose sum is σ = 145795660776. Its totient is φ = 43198714272.

The previous prime is 91797267839. The next prime is 91797267871. The reversal of 91797267862 is 26876279719.

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

It is a junction number, because it is equal to n+sod(n) for n = 91797267794 and 91797267803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1349959788 + ... + 1349959855.

It is an arithmetic number, because the mean of its divisors is an integer number (18224457597).

Almost surely, 2^91797267862 is an apocalyptic number.

91797267862 is a deficient number, since it is larger than the sum of its proper divisors (53998392914).

91797267862 is a wasteful number, since it uses less digits than its factorization.

91797267862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699919662.

The product of its digits is 32006016, while the sum is 64.

The spelling of 91797267862 in words is "ninety-one billion, seven hundred ninety-seven million, two hundred sixty-seven thousand, eight hundred sixty-two".