155593112949 has 40 divisors (see below), whose sum is σ = 233278939520. Its totient is φ = 103350108384.

The previous prime is 155593112921. The next prime is 155593112959. The reversal of 155593112949 is 949211395551.

155593112949 is a `hidden beast` number, since 1 + 5 + 5 + 593 + 1 + 1 + 2 + 9 + 49 = 666.

155593112949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 155593112949 - 2⁷ = 155593112821 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155593112895 and 155593112904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155593112959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 43716432 + ... + 43719990.

It is an arithmetic number, because the mean of its divisors is an integer number (5831973488).

Almost surely, 2^155593112949 is an apocalyptic number.

It is an amenable number.

155593112949 is a deficient number, since it is larger than the sum of its proper divisors (77685826571).

155593112949 is a wasteful number, since it uses less digits than its factorization.

155593112949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5391 (or 5382 counting only the distinct ones).

The product of its digits is 2187000, while the sum is 54.

The spelling of 155593112949 in words is "one hundred fifty-five billion, five hundred ninety-three million, one hundred twelve thousand, nine hundred forty-nine".