766877070 has 64 divisors (see below), whose sum is σ = 1905721344. Its totient is φ = 197295360.

The previous prime is 766877057. The next prime is 766877071. The reversal of 766877070 is 70778667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766877071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 355114 + ... + 357266.

It is an arithmetic number, because the mean of its divisors is an integer number (29776896).

Almost surely, 2^766877070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 766877070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (952860672).

766877070 is an abundant number, since it is smaller than the sum of its proper divisors (1138844274).

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

766877070 is a wasteful number, since it uses less digits than its factorization.

766877070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577.

The product of its (nonzero) digits is 691488, while the sum is 48.

The square root of 766877070 is about 27692.5453868004. The cubic root of 766877070 is about 915.3248450940.

The spelling of 766877070 in words is "seven hundred sixty-six million, eight hundred seventy-seven thousand, seventy".