91450194532046 has 24 divisors (see below), whose sum is σ = 159571623327480. Its totient is φ = 39192850736592.

The previous prime is 91450194532033. The next prime is 91450194532091. The reversal of 91450194532046 is 64023549105419.

It is a super-2 number, since 2×91450194532046² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59162300 + ... + 60688368.

It is an arithmetic number, because the mean of its divisors is an integer number (6648817638645).

Almost surely, 2^{91450194532046} is an apocalyptic number.

91450194532046 is a deficient number, since it is larger than the sum of its proper divisors (68121428795434).

91450194532046 is a wasteful number, since it uses less digits than its factorization.

91450194532046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137568 (or 2137561 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 53.

The spelling of 91450194532046 in words is "ninety-one trillion, four hundred fifty billion, one hundred ninety-four million, five hundred thirty-two thousand, forty-six".