91706357463 has 16 divisors (see below), whose sum is σ = 140262520320. Its totient is φ = 52208820576.

The previous prime is 91706357411. The next prime is 91706357503. The reversal of 91706357463 is 36475360719.

It is not a de Polignac number, because 91706357463 - 2⁶ = 91706357399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91706357263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8111395 + ... + 8122692.

It is an arithmetic number, because the mean of its divisors is an integer number (8766407520).

Almost surely, 2^91706357463 is an apocalyptic number.

91706357463 is a deficient number, since it is larger than the sum of its proper divisors (48556162857).

91706357463 is a wasteful number, since it uses less digits than its factorization.

91706357463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16234366.

The product of its (nonzero) digits is 2857680, while the sum is 51.

The spelling of 91706357463 in words is "ninety-one billion, seven hundred six million, three hundred fifty-seven thousand, four hundred sixty-three".