542225056155 has 32 divisors (see below), whose sum is σ = 869673811968. Its totient is φ = 288482928000.

The previous prime is 542225056147. The next prime is 542225056171. The reversal of 542225056155 is 551650522245.

It is a happy number.

It is not a de Polignac number, because 542225056155 - 2³ = 542225056147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11146185 + ... + 11194725.

It is an arithmetic number, because the mean of its divisors is an integer number (27177306624).

Almost surely, 2^542225056155 is an apocalyptic number.

542225056155 is a deficient number, since it is larger than the sum of its proper divisors (327448755813).

542225056155 is a wasteful number, since it uses less digits than its factorization.

542225056155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50347.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 542225056155 in words is "five hundred forty-two billion, two hundred twenty-five million, fifty-six thousand, one hundred fifty-five".