42290022840 has 128 divisors (see below), whose sum is σ = 139536552960. Its totient is φ = 10188347904.

The previous prime is 42290022833. The next prime is 42290022847. The reversal of 42290022840 is 4822009224.

It is a happy number.

42290022840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42290022833) and next prime (42290022847).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42290022847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215074 + ... + 361713.

It is an arithmetic number, because the mean of its divisors is an integer number (1090129320).

Almost surely, 2^42290022840 is an apocalyptic number.

42290022840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42290022840 is an abundant number, since it is smaller than the sum of its proper divisors (97246530120).

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

42290022840 is a wasteful number, since it uses less digits than its factorization.

42290022840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576861 (or 576857 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 42290022840 in words is "forty-two billion, two hundred ninety million, twenty-two thousand, eight hundred forty".