7780452084 has 240 divisors, whose sum is σ = 22314289536. Its totient is φ = 2354227200.

The previous prime is 7780451981. The next prime is 7780452131. The reversal of 7780452084 is 4802540877.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 29583337 + ... + 29583599.

Almost surely, 2^7780452084 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 7780452084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11157144768).

7780452084 is an abundant number, since it is smaller than the sum of its proper divisors (14533837452).

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

7780452084 is a wasteful number, since it uses less digits than its factorization.

7780452084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The square root of 7780452084 is about 88206.8709568591. The cubic root of 7780452084 is about 1981.5343753868.

The spelling of 7780452084 in words is "seven billion, seven hundred eighty million, four hundred fifty-two thousand, eighty-four".