3811423542 has 32 divisors (see below), whose sum is σ = 7892225280. Its totient is φ = 1225650720.

The previous prime is 3811423537. The next prime is 3811423547. The reversal of 3811423542 is 2453241183.

It is an interprime number because it is at equal distance from previous prime (3811423537) and next prime (3811423547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3811423547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218317 + ... + 235127.

It is an arithmetic number, because the mean of its divisors is an integer number (246632040).

Almost surely, 2^3811423542 is an apocalyptic number.

3811423542 is an abundant number, since it is smaller than the sum of its proper divisors (4080801738).

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

3811423542 is a wasteful number, since it uses less digits than its factorization.

3811423542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18148.

The product of its digits is 23040, while the sum is 33.

The square root of 3811423542 is about 61736.7276586636. The cubic root of 3811423542 is about 1562.0528996781.

The spelling of 3811423542 in words is "three billion, eight hundred eleven million, four hundred twenty-three thousand, five hundred forty-two".