91472916071743 has 4 divisors (see below), whose sum is σ = 91584061778608. Its totient is φ = 91361770364880.

The previous prime is 91472916071731. The next prime is 91472916071753. The reversal of 91472916071743 is 34717061927419.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 91472916071743 - 2⁵ = 91472916071711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91472916071753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55572852198 + ... + 55572853843.

It is an arithmetic number, because the mean of its divisors is an integer number (22896015444652).

Almost surely, 2^{91472916071743} is an apocalyptic number.

91472916071743 is a deficient number, since it is larger than the sum of its proper divisors (111145706865).

91472916071743 is a wasteful number, since it uses less digits than its factorization.

91472916071743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111145706864.

The product of its (nonzero) digits is 16003008, while the sum is 61.

The spelling of 91472916071743 in words is "ninety-one trillion, four hundred seventy-two billion, nine hundred sixteen million, seventy-one thousand, seven hundred forty-three".