11651798212494 has 16 divisors (see below), whose sum is σ = 25422105191040. Its totient is φ = 3530847943160.

The previous prime is 11651798212451. The next prime is 11651798212531. The reversal of 11651798212494 is 49421289715611.

It is a super-3 number, since 3×11651798212494³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88271198514 + ... + 88271198645.

It is an arithmetic number, because the mean of its divisors is an integer number (1588881574440).

Almost surely, 2^{11651798212494} is an apocalyptic number.

11651798212494 is an abundant number, since it is smaller than the sum of its proper divisors (13770306978546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11651798212494 is a wasteful number, since it uses less digits than its factorization.

11651798212494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176542397175.

The product of its digits is 8709120, while the sum is 60.

The spelling of 11651798212494 in words is "eleven trillion, six hundred fifty-one billion, seven hundred ninety-eight million, two hundred twelve thousand, four hundred ninety-four".