194245211024 has 20 divisors (see below), whose sum is σ = 378525535836. Its totient is φ = 96561201792.

The previous prime is 194245211009. The next prime is 194245211033. The reversal of 194245211024 is 420112542491.

It can be written as a sum of positive squares in 2 ways, for example, as 104264410000 + 89980801024 = 322900^2 + 299968^2 .

It is a super-2 number, since 2×194245211024² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35084879 + ... + 35090414.

Almost surely, 2^194245211024 is an apocalyptic number.

It is an amenable number.

194245211024 is a deficient number, since it is larger than the sum of its proper divisors (184280324812).

194245211024 is a wasteful number, since it uses less digits than its factorization.

194245211024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70175474 (or 70175468 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 194245211024 in words is "one hundred ninety-four billion, two hundred forty-five million, two hundred eleven thousand, twenty-four".