4112778631 has 8 divisors (see below), whose sum is σ = 4485212480. Its totient is φ = 3748354272.

The previous prime is 4112778617. The next prime is 4112778647. The reversal of 4112778631 is 1368772114.

It is a happy number.

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

It is not a de Polignac number, because 4112778631 - 2¹⁹ = 4112254343 is a prime.

It is a super-2 number, since 2×4112778631² = 33829896135220468322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4112775631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2001300 + ... + 2003353.

It is an arithmetic number, because the mean of its divisors is an integer number (560651560).

Almost surely, 2^4112778631 is an apocalyptic number.

4112778631 is a deficient number, since it is larger than the sum of its proper divisors (372433849).

4112778631 is a wasteful number, since it uses less digits than its factorization.

4112778631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4004745.

The product of its digits is 56448, while the sum is 40.

The square root of 4112778631 is about 64130.9490885641. The cubic root of 4112778631 is about 1602.1817412292.

The spelling of 4112778631 in words is "four billion, one hundred twelve million, seven hundred seventy-eight thousand, six hundred thirty-one".