203413486078 has 32 divisors (see below), whose sum is σ = 334666080000. Its totient is φ = 91958929920.

The previous prime is 203413486049. The next prime is 203413486139. The reversal of 203413486078 is 870684314302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12859038 + ... + 12874846.

It is an arithmetic number, because the mean of its divisors is an integer number (10458315000).

Almost surely, 2^203413486078 is an apocalyptic number.

203413486078 is a deficient number, since it is larger than the sum of its proper divisors (131252593922).

203413486078 is a wasteful number, since it uses less digits than its factorization.

203413486078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18960.

The product of its (nonzero) digits is 774144, while the sum is 46.

It can be divided in two parts, 2034134 and 86078, that added together give a palindrome (2120212).

The spelling of 203413486078 in words is "two hundred three billion, four hundred thirteen million, four hundred eighty-six thousand, seventy-eight".