204038735780 has 24 divisors (see below), whose sum is σ = 467434195200. Its totient is φ = 74195903840.

The previous prime is 204038735767. The next prime is 204038735783. The reversal of 204038735780 is 87537830402.

It is not an unprimeable number, because it can be changed into a prime (204038735783) 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, 463724180 + ... + 463724619.

It is an arithmetic number, because the mean of its divisors is an integer number (19476424800).

Almost surely, 2^204038735780 is an apocalyptic number.

204038735780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204038735780 is an abundant number, since it is smaller than the sum of its proper divisors (263395459420).

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

204038735780 is a wasteful number, since it uses less digits than its factorization.

204038735780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927448819 (or 927448817 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 204038735780 in words is "two hundred four billion, thirty-eight million, seven hundred thirty-five thousand, seven hundred eighty".