1601955304194 has 32 divisors (see below), whose sum is σ = 3664156815360. Its totient is φ = 457383429072.

The previous prime is 1601955304139. The next prime is 1601955304199. The reversal of 1601955304194 is 4914035591061.

It is a super-3 number, since 3×1601955304194³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1601955304199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13192444 + ... + 13313319.

It is an arithmetic number, because the mean of its divisors is an integer number (114504900480).

Almost surely, 2^{1601955304194} is an apocalyptic number.

1601955304194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1601955304194 is an abundant number, since it is smaller than the sum of its proper divisors (2062201511166).

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

1601955304194 is a wasteful number, since it uses less digits than its factorization.

1601955304194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26507214.

The product of its (nonzero) digits is 583200, while the sum is 48.

The spelling of 1601955304194 in words is "one trillion, six hundred one billion, nine hundred fifty-five million, three hundred four thousand, one hundred ninety-four".