155426373 has 6 divisors (see below), whose sum is σ = 224504774. Its totient is φ = 103617576.

The previous prime is 155426357. The next prime is 155426423. The reversal of 155426373 is 373624551.

155426373 is a `hidden beast` number, since 15 + 5 + 4 + 2 + 637 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 100340289 + 55086084 = 10017^2 + 7422^2 .

It is not a de Polignac number, because 155426373 - 2⁴ = 155426357 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 (155426303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8634790 + ... + 8634807.

Almost surely, 2^155426373 is an apocalyptic number.

It is an amenable number.

155426373 is a deficient number, since it is larger than the sum of its proper divisors (69078401).

155426373 is a wasteful number, since it uses less digits than its factorization.

155426373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17269603 (or 17269600 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 155426373 is about 12467.0113900646. The cubic root of 155426373 is about 537.6606311327.

The spelling of 155426373 in words is "one hundred fifty-five million, four hundred twenty-six thousand, three hundred seventy-three".