91373704803 has 16 divisors (see below), whose sum is σ = 140036330400. Its totient is φ = 58815257760.

The previous prime is 91373704771. The next prime is 91373704831. The reversal of 91373704803 is 30840737319.

91373704803 is a `hidden beast` number, since 9 + 137 + 37 + 0 + 480 + 3 = 666.

It is not a de Polignac number, because 91373704803 - 2⁵ = 91373704771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (91373724803) 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, 58347688 + ... + 58349253.

It is an arithmetic number, because the mean of its divisors is an integer number (8752270650).

Almost surely, 2^91373704803 is an apocalyptic number.

91373704803 is a deficient number, since it is larger than the sum of its proper divisors (48662625597).

91373704803 is a wasteful number, since it uses less digits than its factorization.

91373704803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116696979 (or 116696973 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 91373704803 in words is "ninety-one billion, three hundred seventy-three million, seven hundred four thousand, eight hundred three".