4363615640 has 32 divisors (see below), whose sum is σ = 9828211680. Its totient is φ = 1743654912.

The previous prime is 4363615603. The next prime is 4363615643. The reversal of 4363615640 is 465163634.

It is a super-2 number, since 2×4363615640² = 38082282907305219200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4363615594 and 4363615603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4363615643) 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, 16169 + ... + 94808.

It is an arithmetic number, because the mean of its divisors is an integer number (307131615).

Almost surely, 2^4363615640 is an apocalyptic number.

4363615640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4363615640 is an abundant number, since it is smaller than the sum of its proper divisors (5464596040).

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

4363615640 is a wasteful number, since it uses less digits than its factorization.

4363615640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111971 (or 111967 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 4363615640 is about 66057.6690475830. The cubic root of 4363615640 is about 1634.1132943862.

The spelling of 4363615640 in words is "four billion, three hundred sixty-three million, six hundred fifteen thousand, six hundred forty".