4521007960 has 128 divisors (see below), whose sum is σ = 12004692480. Its totient is φ = 1500162048.

The previous prime is 4521007957. The next prime is 4521007979. The reversal of 4521007960 is 697001254.

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, 1358859 + ... + 1362181.

It is an arithmetic number, because the mean of its divisors is an integer number (93786660).

Almost surely, 2^4521007960 is an apocalyptic number.

4521007960 is a gapful number since it is divisible by the number (40) 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 4521007960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6002346240).

4521007960 is an abundant number, since it is smaller than the sum of its proper divisors (7483684520).

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

4521007960 is a wasteful number, since it uses less digits than its factorization.

4521007960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497 (or 3493 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 4521007960 is about 67238.4410884131. The cubic root of 4521007960 is about 1653.5287759258.

The spelling of 4521007960 in words is "four billion, five hundred twenty-one million, seven thousand, nine hundred sixty".