3618622752 has 48 divisors (see below), whose sum is σ = 9911885760. Its totient is φ = 1153763072.

The previous prime is 3618622747. The next prime is 3618622783. The reversal of 3618622752 is 2572268163.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 817227 + ... + 821642.

It is an arithmetic number, because the mean of its divisors is an integer number (206497620).

Almost surely, 2^3618622752 is an apocalyptic number.

3618622752 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3618622752 is an abundant number, since it is smaller than the sum of its proper divisors (6293263008).

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

3618622752 is a wasteful number, since it uses less digits than its factorization.

3618622752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638905 (or 1638897 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 3618622752 is about 60154.9894190000. The cubic root of 3618622752 is about 1535.2570598713.

The spelling of 3618622752 in words is "three billion, six hundred eighteen million, six hundred twenty-two thousand, seven hundred fifty-two".