1334404158138 has 48 divisors (see below), whose sum is σ = 2946601349640. Its totient is φ = 436284281472.

The previous prime is 1334404158137. The next prime is 1334404158161. The reversal of 1334404158138 is 8318514044331.

1334404158138 is a `hidden beast` number, since 1 + 3 + 34 + 4 + 0 + 4 + 1 + 581 + 38 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1310216754609 + 24187403529 = 1144647^2 + 155523^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1334404158093 and 1334404158102.

It is not an unprimeable number, because it can be changed into a prime (1334404158133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3172528 + ... + 3568436.

Almost surely, 2^{1334404158138} is an apocalyptic number.

1334404158138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1334404158138 is an abundant number, since it is smaller than the sum of its proper divisors (1612197191502).

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

1334404158138 is a wasteful number, since it uses less digits than its factorization.

1334404158138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399503 (or 399500 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 1334404158138 in words is "one trillion, three hundred thirty-four billion, four hundred four million, one hundred fifty-eight thousand, one hundred thirty-eight".