91853357354 has 32 divisors (see below), whose sum is σ = 152417859840. Its totient is φ = 41166216000.

The previous prime is 91853357333. The next prime is 91853357363. The reversal of 91853357354 is 45375335819.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 91853357296 and 91853357305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237904 + ... + 1310004.

It is an arithmetic number, because the mean of its divisors is an integer number (4763058120).

Almost surely, 2^91853357354 is an apocalyptic number.

91853357354 is a deficient number, since it is larger than the sum of its proper divisors (60564502486).

91853357354 is a wasteful number, since it uses less digits than its factorization.

91853357354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72926.

The product of its digits is 6804000, while the sum is 53.

The spelling of 91853357354 in words is "ninety-one billion, eight hundred fifty-three million, three hundred fifty-seven thousand, three hundred fifty-four".