42525400530 has 32 divisors (see below), whose sum is σ = 102631147200. Its totient is φ = 11276752832.

The previous prime is 42525400523. The next prime is 42525400583. The reversal of 42525400530 is 3500452524.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3954165 + ... + 3964904.

It is an arithmetic number, because the mean of its divisors is an integer number (3207223350).

Almost surely, 2^42525400530 is an apocalyptic number.

42525400530 is an abundant number, since it is smaller than the sum of its proper divisors (60105746670).

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

42525400530 is a wasteful number, since it uses less digits than its factorization.

42525400530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7919258.

The product of its (nonzero) digits is 24000, while the sum is 30.

The spelling of 42525400530 in words is "forty-two billion, five hundred twenty-five million, four hundred thousand, five hundred thirty".