44155253154042 has 32 divisors (see below), whose sum is σ = 103287141883200. Its totient is φ = 13943764153584.

The previous prime is 44155253153981. The next prime is 44155253154053. The reversal of 44155253154042 is 24045135255144.

44155253154042 is a `hidden beast` number, since 4 + 4 + 1 + 5 + 52 + 53 + 1 + 540 + 4 + 2 = 666.

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, 21518153533 + ... + 21518155584.

It is an arithmetic number, because the mean of its divisors is an integer number (3227723183850).

Almost surely, 2^{44155253154042} is an apocalyptic number.

44155253154042 is an abundant number, since it is smaller than the sum of its proper divisors (59131888729158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44155253154042 is a wasteful number, since it uses less digits than its factorization.

44155253154042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43036309147 (or 43036309141 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

The spelling of 44155253154042 in words is "forty-four trillion, one hundred fifty-five billion, two hundred fifty-three million, one hundred fifty-four thousand, forty-two".