91956703406 has 8 divisors (see below), whose sum is σ = 137943854064. Its totient is φ = 45975418720.

The previous prime is 91956703393. The next prime is 91956703409. The reversal of 91956703406 is 60430765919.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91956703409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427090 + ... + 1490133.

It is an arithmetic number, because the mean of its divisors is an integer number (17242981758).

Almost surely, 2^91956703406 is an apocalyptic number.

91956703406 is a deficient number, since it is larger than the sum of its proper divisors (45987150658).

91956703406 is a wasteful number, since it uses less digits than its factorization.

91956703406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2932986.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 91956703406 in words is "ninety-one billion, nine hundred fifty-six million, seven hundred three thousand, four hundred six".