203078972960 has 24 divisors (see below), whose sum is σ = 479774073996. Its totient is φ = 81231589120.

The previous prime is 203078972933. The next prime is 203078972977. The reversal of 203078972960 is 69279870302.

It can be written as a sum of positive squares in 2 ways, for example, as 198905296144 + 4173676816 = 445988^2 + 64604^2 .

It is a super-2 number, since 2×203078972960² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634621631 + ... + 634621950.

Almost surely, 2^203078972960 is an apocalyptic number.

203078972960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203078972960 is an abundant number, since it is smaller than the sum of its proper divisors (276695101036).

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

203078972960 is a wasteful number, since it uses less digits than its factorization.

203078972960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269243596 (or 1269243588 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 203078972960 in words is "two hundred three billion, seventy-eight million, nine hundred seventy-two thousand, nine hundred sixty".