42390533400 has 48 divisors (see below), whose sum is σ = 131410655400. Its totient is φ = 11304142080.

The previous prime is 42390533389. The next prime is 42390533401. The reversal of 42390533400 is 433509324.

42390533400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42390533401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35324845 + ... + 35326044.

Almost surely, 2^42390533400 is an apocalyptic number.

42390533400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42390533400 is an abundant number, since it is smaller than the sum of its proper divisors (89020122000).

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

42390533400 is a wasteful number, since it uses less digits than its factorization.

42390533400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70650908 (or 70650899 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 42390533400 in words is "forty-two billion, three hundred ninety million, five hundred thirty-three thousand, four hundred".