7326478620 has 192 divisors, whose sum is σ = 23630745600. Its totient is φ = 1882517760.

The previous prime is 7326478613. The next prime is 7326478631. The reversal of 7326478620 is 268746237.

Together with 16304266979 it forms a betrothed pair.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4502247 + ... + 4503873.

It is an arithmetic number, because the mean of its divisors is an integer number (123076800).

Almost surely, 2^7326478620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7326478620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11815372800).

7326478620 is an abundant number, since it is smaller than the sum of its proper divisors (16304266980).

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

7326478620 is a wasteful number, since it uses less digits than its factorization.

7326478620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1937 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 7326478620 is about 85594.8515975114. The cubic root of 7326478620 is about 1942.2200309076.

The spelling of 7326478620 in words is "seven billion, three hundred twenty-six million, four hundred seventy-eight thousand, six hundred twenty".