42403121160 has 64 divisors (see below), whose sum is σ = 127332881280. Its totient is φ = 11296519680.

The previous prime is 42403121143. The next prime is 42403121207. The reversal of 42403121160 is 6112130424.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 42403121160.

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, 47076 + ... + 294995.

It is an arithmetic number, because the mean of its divisors is an integer number (1989576270).

Almost surely, 2^42403121160 is an apocalyptic number.

42403121160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42403121160 is an abundant number, since it is smaller than the sum of its proper divisors (84929760120).

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

42403121160 is a wasteful number, since it uses less digits than its factorization.

42403121160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343118 (or 343114 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 42403121160 its reverse (6112130424), we get a palindrome (48515251584).

The spelling of 42403121160 in words is "forty-two billion, four hundred three million, one hundred twenty-one thousand, one hundred sixty".