194964910038 has 20 divisors (see below), whose sum is σ = 436865817300. Its totient is φ = 64988303292.

The previous prime is 194964910009. The next prime is 194964910067. The reversal of 194964910038 is 830019469491.

It is a happy number.

194964910038 is a `hidden beast` number, since 1 + 9 + 496 + 49 + 100 + 3 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (194964910009) and next prime (194964910067).

It is a super-2 number, since 2×194964910038² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 601743388 + ... + 601743711.

It is an arithmetic number, because the mean of its divisors is an integer number (21843290865).

Almost surely, 2^194964910038 is an apocalyptic number.

194964910038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

194964910038 is an abundant number, since it is smaller than the sum of its proper divisors (241900907262).

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

194964910038 is a wasteful number, since it uses less digits than its factorization.

194964910038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203487113 (or 1203487104 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The spelling of 194964910038 in words is "one hundred ninety-four billion, nine hundred sixty-four million, nine hundred ten thousand, thirty-eight".