91056340348 has 6 divisors (see below), whose sum is σ = 159348595616. Its totient is φ = 45528170172.

The previous prime is 91056340343. The next prime is 91056340369. The reversal of 91056340348 is 84304365019.

It is a super-2 number, since 2×91056340348² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91056340343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11382042540 + ... + 11382042547.

Almost surely, 2^91056340348 is an apocalyptic number.

It is an amenable number.

91056340348 is a deficient number, since it is larger than the sum of its proper divisors (68292255268).

91056340348 is a wasteful number, since it uses less digits than its factorization.

91056340348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22764085091 (or 22764085089 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 91056340348 in words is "ninety-one billion, fifty-six million, three hundred forty thousand, three hundred forty-eight".