201234450004 has 48 divisors (see below), whose sum is σ = 407150634240. Its totient is φ = 85240869120.

The previous prime is 201234449993. The next prime is 201234450007. The reversal of 201234450004 is 400054432102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201234450007) 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, 6955689 + ... + 6984559.

It is an arithmetic number, because the mean of its divisors is an integer number (8482304880).

Almost surely, 2^201234450004 is an apocalyptic number.

It is an amenable number.

201234450004 is an abundant number, since it is smaller than the sum of its proper divisors (205916184236).

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

201234450004 is a wasteful number, since it uses less digits than its factorization.

201234450004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31768 (or 31766 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 201234450004 its reverse (400054432102), we get a palindrome (601288882106).

The spelling of 201234450004 in words is "two hundred one billion, two hundred thirty-four million, four hundred fifty thousand, four".