42420503000 has 32 divisors (see below), whose sum is σ = 99263979360. Its totient is φ = 16968200800.

The previous prime is 42420502991. The next prime is 42420503009. The reversal of 42420503000 is 30502424.

It is an interprime number because it is at equal distance from previous prime (42420502991) and next prime (42420503009).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42420503009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21209252 + ... + 21211251.

It is an arithmetic number, because the mean of its divisors is an integer number (3101999355).

Almost surely, 2^42420503000 is an apocalyptic number.

42420503000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42420503000 is an abundant number, since it is smaller than the sum of its proper divisors (56843476360).

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

42420503000 is a wasteful number, since it uses less digits than its factorization.

42420503000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42420524 (or 42420510 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The spelling of 42420503000 in words is "forty-two billion, four hundred twenty million, five hundred three thousand".