1158158462808 has 32 divisors (see below), whose sum is σ = 2916226353600. Its totient is φ = 383275461408.

The previous prime is 1158158462807. The next prime is 1158158462819. The reversal of 1158158462808 is 8082648518511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158158462801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173581566 + ... + 173588237.

It is an arithmetic number, because the mean of its divisors is an integer number (91132073550).

Almost surely, 2^{1158158462808} is an apocalyptic number.

It is an amenable number.

1158158462808 is an abundant number, since it is smaller than the sum of its proper divisors (1758067890792).

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

1158158462808 is a wasteful number, since it uses less digits than its factorization.

1158158462808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347169951 (or 347169947 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 57.

The spelling of 1158158462808 in words is "one trillion, one hundred fifty-eight billion, one hundred fifty-eight million, four hundred sixty-two thousand, eight hundred eight".