42055550254351 has 8 divisors (see below), whose sum is σ = 42364873071584. Its totient is φ = 41746752159840.

The previous prime is 42055550254337. The next prime is 42055550254373. The reversal of 42055550254351 is 15345205555024.

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

It is a cyclic number.

It is not a de Polignac number, because 42055550254351 - 2¹⁹ = 42055549730063 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 (42055550254301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131019795 + ... + 131340388.

It is an arithmetic number, because the mean of its divisors is an integer number (5295609133948).

Almost surely, 2^{42055550254351} is an apocalyptic number.

42055550254351 is a deficient number, since it is larger than the sum of its proper divisors (309322817233).

42055550254351 is a wasteful number, since it uses less digits than its factorization.

42055550254351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262361361.

The product of its (nonzero) digits is 3000000, while the sum is 46.

The spelling of 42055550254351 in words is "forty-two trillion, fifty-five billion, five hundred fifty million, two hundred fifty-four thousand, three hundred fifty-one".