10203685394 has 16 divisors (see below), whose sum is σ = 17547219648. Its totient is φ = 4359211152.

The previous prime is 10203685381. The next prime is 10203685417. The reversal of 10203685394 is 49358630201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145144 + ... + 1154019.

It is an arithmetic number, because the mean of its divisors is an integer number (1096701228).

Almost surely, 2^10203685394 is an apocalyptic number.

10203685394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10203685394 is a deficient number, since it is larger than the sum of its proper divisors (7343534254).

10203685394 is a wasteful number, since it uses less digits than its factorization.

10203685394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299489.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 10203685394 in words is "ten billion, two hundred three million, six hundred eighty-five thousand, three hundred ninety-four".