776230987101 has 24 divisors (see below), whose sum is σ = 1095122564640. Its totient is φ = 488990598624.

The previous prime is 776230987097. The next prime is 776230987163. The reversal of 776230987101 is 101789032677.

It is not a de Polignac number, because 776230987101 - 2² = 776230987097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776230987001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 499975 + ... + 1342548.

It is an arithmetic number, because the mean of its divisors is an integer number (45630106860).

Almost surely, 2^776230987101 is an apocalyptic number.

It is an amenable number.

776230987101 is a deficient number, since it is larger than the sum of its proper divisors (318891577539).

776230987101 is a wasteful number, since it uses less digits than its factorization.

776230987101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842953 (or 1842934 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 776230987101 in words is "seven hundred seventy-six billion, two hundred thirty million, nine hundred eighty-seven thousand, one hundred one".