11645429087138 has 16 divisors (see below), whose sum is σ = 21778464786624. Its totient is φ = 4537180163760.

The previous prime is 11645429087113. The next prime is 11645429087143. The reversal of 11645429087138 is 83178092454611.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37809834545 + ... + 37809834852.

It is an arithmetic number, because the mean of its divisors is an integer number (1361154049164).

It is a 2-persistent number, because it is pandigital, and so is 2⋅11645429087138 = 23290858174276, but 3⋅11645429087138 = 34936287261414 is not.

Almost surely, 2^{11645429087138} is an apocalyptic number.

11645429087138 is a deficient number, since it is larger than the sum of its proper divisors (10133035699486).

11645429087138 is a wasteful number, since it uses less digits than its factorization.

11645429087138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75619669417.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 11645429087138 in words is "eleven trillion, six hundred forty-five billion, four hundred twenty-nine million, eighty-seven thousand, one hundred thirty-eight".