100091510076487 has 2 divisors, whose sum is σ = 100091510076488. Its totient is φ = 100091510076486.

The previous prime is 100091510076473. The next prime is 100091510076499. The reversal of 100091510076487 is 784670015190001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100091510076487 is a prime.

It is a super-2 number, since 2×100091510076487² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100091510076487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100091510076427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50045755038243 + 50045755038244.

It is an arithmetic number, because the mean of its divisors is an integer number (50045755038244).

Almost surely, 2^{100091510076487} is an apocalyptic number.

100091510076487 is a deficient number, since it is larger than the sum of its proper divisors (1).

100091510076487 is an equidigital number, since it uses as much as digits as its factorization.

100091510076487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 49.

The spelling of 100091510076487 in words is "one hundred trillion, ninety-one billion, five hundred ten million, seventy-six thousand, four hundred eighty-seven".