356674339957 has 8 divisors (see below), whose sum is σ = 386383675160. Its totient is φ = 329237850240.

The previous prime is 356674339927. The next prime is 356674339961. The reversal of 356674339957 is 759933476653.

It can be written as a sum of positive squares in 4 ways, for example, as 165774379716 + 190899960241 = 407154^2 + 436921^2 .

It is a de Polignac number, because none of the positive numbers 2^k-356674339957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 356674339892 and 356674339901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356674339927) 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, 81170844 + ... + 81175237.

It is an arithmetic number, because the mean of its divisors is an integer number (48297959395).

Almost surely, 2^356674339957 is an apocalyptic number.

It is an amenable number.

356674339957 is a deficient number, since it is larger than the sum of its proper divisors (29709335203).

356674339957 is an equidigital number, since it uses as much as digits as its factorization.

356674339957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162346120 (or 162346094 counting only the distinct ones).

The product of its digits is 385786800, while the sum is 67.

The spelling of 356674339957 in words is "three hundred fifty-six billion, six hundred seventy-four million, three hundred thirty-nine thousand, nine hundred fifty-seven".