3854337191042 has 8 divisors (see below), whose sum is σ = 6226237000956. Its totient is φ = 1778924857392.

The previous prime is 3854337191041. The next prime is 3854337191083. The reversal of 3854337191042 is 2401917334583.

It can be written as a sum of positive squares in 2 ways, for example, as 3020751756961 + 833585434081 = 1738031^2 + 913009^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3854337191041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74121869033 + ... + 74121869084.

Almost surely, 2^{3854337191042} is an apocalyptic number.

3854337191042 is a deficient number, since it is larger than the sum of its proper divisors (2371899809914).

3854337191042 is a wasteful number, since it uses less digits than its factorization.

3854337191042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148243738132.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 3854337191042 in words is "three trillion, eight hundred fifty-four billion, three hundred thirty-seven million, one hundred ninety-one thousand, forty-two".