155926954903 has 6 divisors (see below), whose sum is σ = 164565567744. Its totient is φ = 147720272724.

The previous prime is 155926954891. The next prime is 155926954951. The reversal of 155926954903 is 309459629551.

155926954903 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 155926954903 - 2⁵ = 155926954871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155926954103) 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 5 ways as a sum of consecutive naturals, for example, 215964951 + ... + 215965672.

It is an arithmetic number, because the mean of its divisors is an integer number (27427594624).

Almost surely, 2^155926954903 is an apocalyptic number.

155926954903 is a deficient number, since it is larger than the sum of its proper divisors (8638612841).

155926954903 is an equidigital number, since it uses as much as digits as its factorization.

155926954903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431930661 (or 431930642 counting only the distinct ones).

The product of its (nonzero) digits is 13122000, while the sum is 58.

The spelling of 155926954903 in words is "one hundred fifty-five billion, nine hundred twenty-six million, nine hundred fifty-four thousand, nine hundred three".