1138158148464 has 60 divisors (see below), whose sum is σ = 3204803591496. Its totient is φ = 377058519936.

The previous prime is 1138158148453. The next prime is 1138158148499. The reversal of 1138158148464 is 4648418518311.

1138158148464 is a `hidden beast` number, since 1 + 1 + 3 + 8 + 158 + 1 + 484 + 6 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1138158148464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24221547 + ... + 24268490.

Almost surely, 2^{1138158148464} is an apocalyptic number.

It is an amenable number.

1138158148464 is an abundant number, since it is smaller than the sum of its proper divisors (2066645443032).

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

1138158148464 is a wasteful number, since it uses less digits than its factorization.

1138158148464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48490214 (or 48490205 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 54.

The spelling of 1138158148464 in words is "one trillion, one hundred thirty-eight billion, one hundred fifty-eight million, one hundred forty-eight thousand, four hundred sixty-four".