3557192730642 has 48 divisors (see below), whose sum is σ = 8033881078080. Its totient is φ = 1136104351200.

The previous prime is 3557192730629. The next prime is 3557192730647. The reversal of 3557192730642 is 2460372917553.

3557192730642 is a `hidden beast` number, since 3 + 5 + 571 + 9 + 2 + 7 + 3 + 0 + 64 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (3557192730647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25941334 + ... + 26078097.

It is an arithmetic number, because the mean of its divisors is an integer number (167372522460).

Almost surely, 2^{3557192730642} is an apocalyptic number.

3557192730642 is an abundant number, since it is smaller than the sum of its proper divisors (4476688347438).

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

3557192730642 is a wasteful number, since it uses less digits than its factorization.

3557192730642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52019599 (or 52019596 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 54.

The spelling of 3557192730642 in words is "three trillion, five hundred fifty-seven billion, one hundred ninety-two million, seven hundred thirty thousand, six hundred forty-two".