510010010091 has 16 divisors (see below), whose sum is σ = 755673492000. Its totient is φ = 339960275424.

The previous prime is 510010010053. The next prime is 510010010197. The reversal of 510010010091 is 190010010015.

It is not a de Polignac number, because 510010010091 - 2¹¹ = 510010008043 is a prime.

It is a super-2 number, since 2×510010010091² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (510010010051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1086736 + ... + 1483581.

It is an arithmetic number, because the mean of its divisors is an integer number (47229593250).

Almost surely, 2^510010010091 is an apocalyptic number.

510010010091 is a deficient number, since it is larger than the sum of its proper divisors (245663481909).

510010010091 is a wasteful number, since it uses less digits than its factorization.

510010010091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577675 (or 2577669 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The spelling of 510010010091 in words is "five hundred ten billion, ten million, ten thousand, ninety-one".