155136361622 has 32 divisors (see below), whose sum is σ = 266490086400. Its totient is φ = 67085143200.

The previous prime is 155136361571. The next prime is 155136361649. The reversal of 155136361622 is 226163631551.

It is a self number, because there is not a number n which added to its sum of digits gives 155136361622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1887497 + ... + 1967972.

It is an arithmetic number, because the mean of its divisors is an integer number (8327815200).

Almost surely, 2^155136361622 is an apocalyptic number.

155136361622 is a deficient number, since it is larger than the sum of its proper divisors (111353724778).

155136361622 is a wasteful number, since it uses less digits than its factorization.

155136361622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3855572.

The product of its digits is 194400, while the sum is 41.

The spelling of 155136361622 in words is "one hundred fifty-five billion, one hundred thirty-six million, three hundred sixty-one thousand, six hundred twenty-two".