42566154204 has 96 divisors (see below), whose sum is σ = 114977551360. Its totient is φ = 12005148672.

The previous prime is 42566154187. The next prime is 42566154221. The reversal of 42566154204 is 40245166524.

It is an interprime number because it is at equal distance from previous prime (42566154187) and next prime (42566154221).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3228177 + ... + 3241335.

Almost surely, 2^42566154204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42566154204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57488775680).

42566154204 is an abundant number, since it is smaller than the sum of its proper divisors (72411397156).

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

42566154204 is a wasteful number, since it uses less digits than its factorization.

42566154204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13667 (or 13665 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 42566154204 in words is "forty-two billion, five hundred sixty-six million, one hundred fifty-four thousand, two hundred four".