42370648855 has 4 divisors (see below), whose sum is σ = 50844778632. Its totient is φ = 33896519080.

The previous prime is 42370648847. The next prime is 42370648877. The reversal of 42370648855 is 55884607324.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42370648855 - 2³ = 42370648847 is a prime.

It is a super-2 number, since 2×42370648855² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 4237064881 + ... + 4237064890.

It is an arithmetic number, because the mean of its divisors is an integer number (12711194658).

Almost surely, 2^42370648855 is an apocalyptic number.

42370648855 is a deficient number, since it is larger than the sum of its proper divisors (8474129777).

42370648855 is an equidigital number, since it uses as much as digits as its factorization.

42370648855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8474129776.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 42370648855 in words is "forty-two billion, three hundred seventy million, six hundred forty-eight thousand, eight hundred fifty-five".