155623250112442 has 8 divisors (see below), whose sum is σ = 266782714478496. Its totient is φ = 66695678619612.

The previous prime is 155623250112401. The next prime is 155623250112467. The reversal of 155623250112442 is 244211052326551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5557973218288 + ... + 5557973218315.

It is an arithmetic number, because the mean of its divisors is an integer number (33347839309812).

Almost surely, 2^{155623250112442} is an apocalyptic number.

155623250112442 is a deficient number, since it is larger than the sum of its proper divisors (111159464366054).

155623250112442 is a wasteful number, since it uses less digits than its factorization.

155623250112442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11115946436612.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 155623250112442 in words is "one hundred fifty-five trillion, six hundred twenty-three billion, two hundred fifty million, one hundred twelve thousand, four hundred forty-two".