10091497537613 has 2 divisors, whose sum is σ = 10091497537614. Its totient is φ = 10091497537612.

The previous prime is 10091497537609. The next prime is 10091497537729. The reversal of 10091497537613 is 31673579419001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5511610773124 + 4579886764489 = 2347682^2 + 2140067^2 .

It is a cyclic number.

It is not a de Polignac number, because 10091497537613 - 2² = 10091497537609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10091497531613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5045748768806 + 5045748768807.

It is an arithmetic number, because the mean of its divisors is an integer number (5045748768807).

Almost surely, 2^{10091497537613} is an apocalyptic number.

It is an amenable number.

10091497537613 is a deficient number, since it is larger than the sum of its proper divisors (1).

10091497537613 is an equidigital number, since it uses as much as digits as its factorization.

10091497537613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The spelling of 10091497537613 in words is "ten trillion, ninety-one billion, four hundred ninety-seven million, five hundred thirty-seven thousand, six hundred thirteen".