1158008900542 has 16 divisors (see below), whose sum is σ = 1935134238240. Its totient is φ = 516035796192.

The previous prime is 1158008900537. The next prime is 1158008900563. The reversal of 1158008900542 is 2450098008511.

It is a super-2 number, since 2×1158008900542² (a number of 25 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 7 ways as a sum of consecutive naturals, for example, 767909658 + ... + 767911165.

It is an arithmetic number, because the mean of its divisors is an integer number (120945889890).

Almost surely, 2^{1158008900542} is an apocalyptic number.

1158008900542 is a deficient number, since it is larger than the sum of its proper divisors (777125337698).

1158008900542 is a wasteful number, since it uses less digits than its factorization.

1158008900542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535820867.

The product of its (nonzero) digits is 115200, while the sum is 43.

The spelling of 1158008900542 in words is "one trillion, one hundred fifty-eight billion, eight million, nine hundred thousand, five hundred forty-two".