3835843621042 has 16 divisors (see below), whose sum is σ = 5775781366080. Its totient is φ = 1910583515952.

The previous prime is 3835843621021. The next prime is 3835843621061. The reversal of 3835843621042 is 2401263485383.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36061528 + ... + 36167740.

It is an arithmetic number, because the mean of its divisors is an integer number (360986335380).

Almost surely, 2^{3835843621042} is an apocalyptic number.

3835843621042 is a deficient number, since it is larger than the sum of its proper divisors (1939937745038).

3835843621042 is a wasteful number, since it uses less digits than its factorization.

3835843621042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175137.

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 3835843621042 in words is "three trillion, eight hundred thirty-five billion, eight hundred forty-three million, six hundred twenty-one thousand, forty-two".