4145263631 has 6 divisors (see below), whose sum is σ = 4248835296. Its totient is φ = 4044158000.

The previous prime is 4145263607. The next prime is 4145263651. The reversal of 4145263631 is 1363625414.

It is not a de Polignac number, because 4145263631 - 2²² = 4141069327 is a prime.

It is a super-2 number, since 2×4145263631² = 34366421140982608322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4145263591 and 4145263600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145263651) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1231295 + ... + 1234656.

It is an arithmetic number, because the mean of its divisors is an integer number (708139216).

Almost surely, 2^4145263631 is an apocalyptic number.

4145263631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4145263631 is a deficient number, since it is larger than the sum of its proper divisors (103571665).

4145263631 is an equidigital number, since it uses as much as digits as its factorization.

4145263631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466033 (or 2465992 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 4145263631 is about 64383.7217858676. The cubic root of 4145263631 is about 1606.3889893385.

The spelling of 4145263631 in words is "four billion, one hundred forty-five million, two hundred sixty-three thousand, six hundred thirty-one".