42355405102 has 4 divisors (see below), whose sum is σ = 63533107656. Its totient is φ = 21177702550.

The previous prime is 42355405097. The next prime is 42355405153. The reversal of 42355405102 is 20150455324.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10588851274 + ... + 10588851277.

It is an arithmetic number, because the mean of its divisors is an integer number (15883276914).

Almost surely, 2^42355405102 is an apocalyptic number.

42355405102 is a deficient number, since it is larger than the sum of its proper divisors (21177702554).

42355405102 is a wasteful number, since it uses less digits than its factorization.

42355405102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21177702553.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 42355405102 in words is "forty-two billion, three hundred fifty-five million, four hundred five thousand, one hundred two".