3651225480 has 192 divisors, whose sum is σ = 13892860800. Its totient is φ = 814187520.

The previous prime is 3651225469. The next prime is 3651225517. The reversal of 3651225480 is 845221563.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85651 + ... + 120989.

It is an arithmetic number, because the mean of its divisors is an integer number (72358650).

Almost surely, 2^3651225480 is an apocalyptic number.

3651225480 is a gapful number since it is divisible by the number (30) 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 3651225480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6946430400).

3651225480 is an abundant number, since it is smaller than the sum of its proper divisors (10241635320).

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

3651225480 is a wasteful number, since it uses less digits than its factorization.

3651225480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35404 (or 35397 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 3651225480 is about 60425.3711614583. The cubic root of 3651225480 is about 1539.8540200076.

The spelling of 3651225480 in words is "three billion, six hundred fifty-one million, two hundred twenty-five thousand, four hundred eighty".