11641135454646 has 128 divisors (see below), whose sum is σ = 24629642835840. Its totient is φ = 3663726723072.

The previous prime is 11641135454639. The next prime is 11641135454693. The reversal of 11641135454646 is 64645453114611.

It is a super-2 number, since 2×11641135454646² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2918307220 + ... + 2918311208.

It is an arithmetic number, because the mean of its divisors is an integer number (192419084655).

Almost surely, 2^{11641135454646} is an apocalyptic number.

11641135454646 is an abundant number, since it is smaller than the sum of its proper divisors (12988507381194).

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

11641135454646 is a wasteful number, since it uses less digits than its factorization.

11641135454646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6738.

The product of its digits is 4147200, while the sum is 51.

The spelling of 11641135454646 in words is "eleven trillion, six hundred forty-one billion, one hundred thirty-five million, four hundred fifty-four thousand, six hundred forty-six".