194500013826 has 16 divisors (see below), whose sum is σ = 389044322784. Its totient is φ = 64825955424.

The previous prime is 194500013821. The next prime is 194500013831. The reversal of 194500013826 is 628310005491.

It is an interprime number because it is at equal distance from previous prime (194500013821) and next prime (194500013831).

It is not an unprimeable number, because it can be changed into a prime (194500013821) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1788411 + ... + 1894046.

It is an arithmetic number, because the mean of its divisors is an integer number (24315270174).

Almost surely, 2^194500013826 is an apocalyptic number.

194500013826 is an abundant number, since it is smaller than the sum of its proper divisors (194544308958).

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

194500013826 is a wasteful number, since it uses less digits than its factorization.

194500013826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3691265.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 194500013826 in words is "one hundred ninety-four billion, five hundred million, thirteen thousand, eight hundred twenty-six".