194688793054 has 16 divisors (see below), whose sum is σ = 334338789600. Its totient is φ = 83291410944.

The previous prime is 194688793051. The next prime is 194688793073. The reversal of 194688793054 is 450397886491.

194688793054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×194688793054² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194688793051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12212019 + ... + 12227950.

It is an arithmetic number, because the mean of its divisors is an integer number (20896174350).

Almost surely, 2^194688793054 is an apocalyptic number.

194688793054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

194688793054 is a deficient number, since it is larger than the sum of its proper divisors (139649996546).

194688793054 is a wasteful number, since it uses less digits than its factorization.

194688793054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24440547.

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 194688793054 in words is "one hundred ninety-four billion, six hundred eighty-eight million, seven hundred ninety-three thousand, fifty-four".