91446737346 has 48 divisors (see below), whose sum is σ = 214406547264. Its totient is φ = 29156927184.

The previous prime is 91446737339. The next prime is 91446737429. The reversal of 91446737346 is 64373764419.

91446737346 is a `hidden beast` number, since 91 + 446 + 7 + 3 + 73 + 46 = 666.

It is a super-2 number, since 2×91446737346² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 91446737292 and 91446737301.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4079301 + ... + 4101656.

It is an arithmetic number, because the mean of its divisors is an integer number (4466803068).

Almost surely, 2^91446737346 is an apocalyptic number.

91446737346 is an abundant number, since it is smaller than the sum of its proper divisors (122959809918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91446737346 is a wasteful number, since it uses less digits than its factorization.

91446737346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8180997 (or 8180985 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 54.

The spelling of 91446737346 in words is "ninety-one billion, four hundred forty-six million, seven hundred thirty-seven thousand, three hundred forty-six".