193234696402 has 12 divisors (see below), whose sum is σ = 318597702318. Its totient is φ = 87833952800.

The previous prime is 193234696381. The next prime is 193234696451. The reversal of 193234696402 is 204696432391.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 155416504441 + 37818191961 = 394229^2 + 194469^2 .

It is a super-2 number, since 2×193234696402² (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 5 ways as a sum of consecutive naturals, for example, 399244999 + ... + 399245482.

Almost surely, 2^193234696402 is an apocalyptic number.

193234696402 is a deficient number, since it is larger than the sum of its proper divisors (125363005916).

193234696402 is a wasteful number, since it uses less digits than its factorization.

193234696402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798490505 (or 798490494 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 193234696402 in words is "one hundred ninety-three billion, two hundred thirty-four million, six hundred ninety-six thousand, four hundred two".