3155345435242 has 192 divisors, whose sum is σ = 6568069923072. Its totient is φ = 1105604121600.

The previous prime is 3155345435197. The next prime is 3155345435257. The reversal of 3155345435242 is 2425345435513.

It is a junction number, because it is equal to n+sod(n) for n = 3155345435192 and 3155345435201.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 818930188 + ... + 818934040.

It is an arithmetic number, because the mean of its divisors is an integer number (34208697516).

Almost surely, 2^{3155345435242} is an apocalyptic number.

3155345435242 is an abundant number, since it is smaller than the sum of its proper divisors (3412724487830).

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

3155345435242 is a wasteful number, since it uses less digits than its factorization.

3155345435242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845 (or 4834 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 46.

The spelling of 3155345435242 in words is "three trillion, one hundred fifty-five billion, three hundred forty-five million, four hundred thirty-five thousand, two hundred forty-two".