42201554634 has 32 divisors (see below), whose sum is σ = 94641624000. Its totient is φ = 13938126192.

The previous prime is 42201554617. The next prime is 42201554653. The reversal of 42201554634 is 43645510224.

42201554634 is a `hidden beast` number, since 4 + 2 + 2 + 0 + 15 + 5 + 4 + 634 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3579024 + ... + 3590795.

It is an arithmetic number, because the mean of its divisors is an integer number (2957550750).

Almost surely, 2^42201554634 is an apocalyptic number.

42201554634 is an abundant number, since it is smaller than the sum of its proper divisors (52440069366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42201554634 is a wasteful number, since it uses less digits than its factorization.

42201554634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7169939 (or 7169933 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 42201554634 in words is "forty-two billion, two hundred one million, five hundred fifty-four thousand, six hundred thirty-four".