3631423488 has 448 divisors, whose sum is σ = 12833786880. Its totient is φ = 884736000.

The previous prime is 3631423457. The next prime is 3631423493. The reversal of 3631423488 is 8843241363.

It is a tau number, because it is divible by the number of its divisors (448).

It is a super-2 number, since 2×3631423488² = 26374473098396172288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35954638 + ... + 35954738.

Almost surely, 2^3631423488 is an apocalyptic number.

3631423488 is a gapful number since it is divisible by the number (38) 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 3631423488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6416893440).

3631423488 is an abundant number, since it is smaller than the sum of its proper divisors (9202363392).

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

3631423488 is a wasteful number, since it uses less digits than its factorization.

3631423488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 143 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 3631423488 is about 60261.2934477845. The cubic root of 3631423488 is about 1537.0652333002.

The spelling of 3631423488 in words is "three billion, six hundred thirty-one million, four hundred twenty-three thousand, four hundred eighty-eight".