42242620554202 has 32 divisors (see below), whose sum is σ = 64100239866000. Its totient is φ = 20877505152000.

The previous prime is 42242620554157. The next prime is 42242620554203. The reversal of 42242620554202 is 20245502624224.

It can be written as a sum of positive squares in 8 ways, for example, as 17151848307441 + 25090772246761 = 4141479^2 + 5009069^2 .

It is not an unprimeable number, because it can be changed into a prime (42242620554203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49888824 + ... + 50728492.

Almost surely, 2^{42242620554202} is an apocalyptic number.

42242620554202 is a deficient number, since it is larger than the sum of its proper divisors (21857619311798).

42242620554202 is a wasteful number, since it uses less digits than its factorization.

42242620554202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840642.

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 42242620554202 in words is "forty-two trillion, two hundred forty-two billion, six hundred twenty million, five hundred fifty-four thousand, two hundred two".