4126192812 has 120 divisors (see below), whose sum is σ = 12380429600. Its totient is φ = 1173864960.

The previous prime is 4126192799. The next prime is 4126192823. The reversal of 4126192812 is 2182916214.

4126192812 is a `hidden beast` number, since 4 + 1 + 2 + 619 + 28 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 542814 + ... + 550362.

Almost surely, 2^4126192812 is an apocalyptic number.

4126192812 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4126192812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6190214800).

4126192812 is an abundant number, since it is smaller than the sum of its proper divisors (8254236788).

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

4126192812 is a wasteful number, since it uses less digits than its factorization.

4126192812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7813 (or 7802 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 4126192812 is about 64235.4482509463. The cubic root of 4126192812 is about 1603.9217353703.

The spelling of 4126192812 in words is "four billion, one hundred twenty-six million, one hundred ninety-two thousand, eight hundred twelve".