5621206976 has 140 divisors (see below), whose sum is σ = 14039179440. Its totient is φ = 2187525120.

The previous prime is 5621206933. The next prime is 5621206979. The reversal of 5621206976 is 6796021265.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621206979) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6558740 + ... + 6559596.

Almost surely, 2^5621206976 is an apocalyptic number.

5621206976 is a gapful number since it is divisible by the number (56) 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 5621206976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7019589720).

5621206976 is an abundant number, since it is smaller than the sum of its proper divisors (8417972464).

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

5621206976 is an frugal number, since it uses more digits than its factorization.

5621206976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 5621206976 is about 74974.7089090715. The cubic root of 5621206976 is about 1778.0468177180.

The spelling of 5621206976 in words is "five billion, six hundred twenty-one million, two hundred six thousand, nine hundred seventy-six".