10091917519351 has 4 divisors (see below), whose sum is σ = 10092659749432. Its totient is φ = 10091175289272.

The previous prime is 10091917519303. The next prime is 10091917519367. The reversal of 10091917519351 is 15391571919001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10091917519351 - 2³¹ = 10089770035703 is a prime.

It is a super-2 number, since 2×10091917519351² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10091917513351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371094645 + ... + 371121838.

It is an arithmetic number, because the mean of its divisors is an integer number (2523164937358).

Almost surely, 2^{10091917519351} is an apocalyptic number.

10091917519351 is a deficient number, since it is larger than the sum of its proper divisors (742230081).

10091917519351 is an equidigital number, since it uses as much as digits as its factorization.

10091917519351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742230080.

The product of its (nonzero) digits is 382725, while the sum is 52.

The spelling of 10091917519351 in words is "ten trillion, ninety-one billion, nine hundred seventeen million, five hundred nineteen thousand, three hundred fifty-one".