42399936870 has 32 divisors (see below), whose sum is σ = 102146787072. Its totient is φ = 11263656672.

The previous prime is 42399936857. The next prime is 42399936883. The reversal of 42399936870 is 7863999324.

It is an interprime number because it is at equal distance from previous prime (42399936857) and next prime (42399936883).

It is a congruent 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, 2679052 + ... + 2694831.

It is an arithmetic number, because the mean of its divisors is an integer number (3192087096).

Almost surely, 2^42399936870 is an apocalyptic number.

42399936870 is an abundant number, since it is smaller than the sum of its proper divisors (59746850202).

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

42399936870 is a wasteful number, since it uses less digits than its factorization.

42399936870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374156.

The product of its (nonzero) digits is 17635968, while the sum is 60.

The spelling of 42399936870 in words is "forty-two billion, three hundred ninety-nine million, nine hundred thirty-six thousand, eight hundred seventy".