203412373416 has 128 divisors (see below), whose sum is σ = 660771302400. Its totient is φ = 56766225600.

The previous prime is 203412373403. The next prime is 203412373457. The reversal of 203412373416 is 614373214302.

203412373416 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 1 + 237 + 3 + 416 = 666.

It is a super-3 number, since 3×203412373416³ (a number of 35 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1499310 + ... + 1629341.

It is an arithmetic number, because the mean of its divisors is an integer number (5162275800).

Almost surely, 2^203412373416 is an apocalyptic number.

It is an amenable number.

203412373416 is an abundant number, since it is smaller than the sum of its proper divisors (457358928984).

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

203412373416 is a wasteful number, since it uses less digits than its factorization.

203412373416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3128716 (or 3128706 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

Adding to 203412373416 its reverse (614373214302), we get a palindrome (817785587718).

The spelling of 203412373416 in words is "two hundred three billion, four hundred twelve million, three hundred seventy-three thousand, four hundred sixteen".