1315260850158 has 24 divisors (see below), whose sum is σ = 2866796111088. Its totient is φ = 435795011232.

The previous prime is 1315260850157. The next prime is 1315260850229. The reversal of 1315260850158 is 8510580625131.

1315260850158 is a `hidden beast` number, since 1 + 31 + 5 + 2 + 60 + 8 + 501 + 58 = 666.

It is a super-2 number, since 2×1315260850158² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315260850157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218769591 + ... + 218775602.

It is an arithmetic number, because the mean of its divisors is an integer number (119449837962).

Almost surely, 2^{1315260850158} is an apocalyptic number.

1315260850158 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1315260850158 is an abundant number, since it is smaller than the sum of its proper divisors (1551535260930).

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

1315260850158 is a wasteful number, since it uses less digits than its factorization.

1315260850158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437545368 (or 437545365 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 45.

The spelling of 1315260850158 in words is "one trillion, three hundred fifteen billion, two hundred sixty million, eight hundred fifty thousand, one hundred fifty-eight".