11787463542646 has 128 divisors (see below), whose sum is σ = 20750349312000. Its totient is φ = 4965695280000.

The previous prime is 11787463542619. The next prime is 11787463542721. The reversal of 11787463542646 is 64624536478711.

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, 1632835225 + ... + 1632842443.

It is an arithmetic number, because the mean of its divisors is an integer number (162112104000).

Almost surely, 2^{11787463542646} is an apocalyptic number.

11787463542646 is a deficient number, since it is larger than the sum of its proper divisors (8962885769354).

11787463542646 is a wasteful number, since it uses less digits than its factorization.

11787463542646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7778.

The product of its digits is 162570240, while the sum is 64.

The spelling of 11787463542646 in words is "eleven trillion, seven hundred eighty-seven billion, four hundred sixty-three million, five hundred forty-two thousand, six hundred forty-six".