91650620335 has 8 divisors (see below), whose sum is σ = 110216252016. Its totient is φ = 73163491200.

The previous prime is 91650620333. The next prime is 91650620357. The reversal of 91650620335 is 53302605619.

It is a happy number.

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

It is not a de Polignac number, because 91650620335 - 2¹ = 91650620333 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 (91650620333) 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, 19623066 + ... + 19627735.

It is an arithmetic number, because the mean of its divisors is an integer number (13777031502).

Almost surely, 2^91650620335 is an apocalyptic number.

91650620335 is a deficient number, since it is larger than the sum of its proper divisors (18565631681).

91650620335 is a wasteful number, since it uses less digits than its factorization.

91650620335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39251273.

The product of its (nonzero) digits is 145800, while the sum is 40.

The spelling of 91650620335 in words is "ninety-one billion, six hundred fifty million, six hundred twenty thousand, three hundred thirty-five".