155417234139 has 8 divisors (see below), whose sum is σ = 230247754320. Its totient is φ = 103611489408.

The previous prime is 155417234087. The next prime is 155417234191. The reversal of 155417234139 is 931432714551.

155417234139 is a `hidden beast` number, since 1 + 5 + 541 + 72 + 3 + 4 + 1 + 39 = 666.

It is an interprime number because it is at equal distance from previous prime (155417234087) and next prime (155417234191).

It is not a de Polignac number, because 155417234139 - 2⁸ = 155417233883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155417234094 and 155417234103.

It is not an unprimeable number, because it can be changed into a prime (155417234639) 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, 2878096902 + ... + 2878096955.

It is an arithmetic number, because the mean of its divisors is an integer number (28780969290).

Almost surely, 2^155417234139 is an apocalyptic number.

155417234139 is a deficient number, since it is larger than the sum of its proper divisors (74830520181).

155417234139 is an equidigital number, since it uses as much as digits as its factorization.

155417234139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756193866 (or 5756193860 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 155417234139 in words is "one hundred fifty-five billion, four hundred seventeen million, two hundred thirty-four thousand, one hundred thirty-nine".