7077788340 has 72 divisors (see below), whose sum is σ = 23053377312. Its totient is φ = 1617779520.

The previous prime is 7077788323. The next prime is 7077788357. The reversal of 7077788340 is 438877707.

It is an interprime number because it is at equal distance from previous prime (7077788323) and next prime (7077788357).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1200766 + ... + 1206645.

It is an arithmetic number, because the mean of its divisors is an integer number (320185796).

Almost surely, 2^7077788340 is an apocalyptic number.

7077788340 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7077788340 is an abundant number, since it is smaller than the sum of its proper divisors (15975588972).

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

7077788340 is a wasteful number, since it uses less digits than its factorization.

7077788340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407437 (or 2407428 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 51.

The square root of 7077788340 is about 84129.5925343752. The cubic root of 7077788340 is about 1919.9909884560.

The spelling of 7077788340 in words is "seven billion, seventy-seven million, seven hundred eighty-eight thousand, three hundred forty".