91550435153513 has 8 divisors (see below), whose sum is σ = 107062302904128. Its totient is φ = 76646875942224.

The previous prime is 91550435153503. The next prime is 91550435153543. The reversal of 91550435153513 is 31535153405519.

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

It is not a de Polignac number, because 91550435153513 - 2⁴ = 91550435153497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91550435153503) 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, 152077134506 + ... + 152077135107.

It is an arithmetic number, because the mean of its divisors is an integer number (13382787863016).

Almost surely, 2^{91550435153513} is an apocalyptic number.

It is an amenable number.

91550435153513 is a deficient number, since it is larger than the sum of its proper divisors (15511867750615).

91550435153513 is a wasteful number, since it uses less digits than its factorization.

91550435153513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304154269663.

The product of its (nonzero) digits is 3037500, while the sum is 50.

The spelling of 91550435153513 in words is "ninety-one trillion, five hundred fifty billion, four hundred thirty-five million, one hundred fifty-three thousand, five hundred thirteen".