207113243904 has 972 divisors, whose sum is σ = 758016893088. Its totient is φ = 54116536320.

The previous prime is 207113243903. The next prime is 207113243929. The reversal of 207113243904 is 409342311702.

It is a happy number.

207113243904 is a `hidden beast` number, since 20 + 71 + 132 + 439 + 0 + 4 = 666.

It is a super-2 number, since 2×207113243904² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207113243903) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 2495340247 + ... + 2495340329.

Almost surely, 2^207113243904 is an apocalyptic number.

207113243904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 207113243904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379008446544).

207113243904 is an abundant number, since it is smaller than the sum of its proper divisors (550903649184).

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

207113243904 is a wasteful number, since it uses less digits than its factorization.

207113243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 207113243904 in words is "two hundred seven billion, one hundred thirteen million, two hundred forty-three thousand, nine hundred four".