100342040004 has 48 divisors (see below), whose sum is σ = 260552053440. Its totient is φ = 33395143680.

The previous prime is 100342039991. The next prime is 100342040009. The reversal of 100342040004 is 400040243001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (100342040009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655494 + ... + 793949.

It is an arithmetic number, because the mean of its divisors is an integer number (5428167780).

Almost surely, 2^100342040004 is an apocalyptic number.

It is an amenable number.

100342040004 is an abundant number, since it is smaller than the sum of its proper divisors (160210013436).

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

100342040004 is a wasteful number, since it uses less digits than its factorization.

100342040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450097 (or 1450089 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 100342040004 its reverse (400040243001), we get a palindrome (500382283005).

The spelling of 100342040004 in words is "one hundred billion, three hundred forty-two million, forty thousand, four".