980777163 has 32 divisors (see below), whose sum is σ = 1369391104. Its totient is φ = 623700000.

The previous prime is 980777159. The next prime is 980777249. The reversal of 980777163 is 361777089.

It is a happy number.

It is not a de Polignac number, because 980777163 - 2² = 980777159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980777143) 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, 2962908 + ... + 2963238.

It is an arithmetic number, because the mean of its divisors is an integer number (42793472).

Almost surely, 2^980777163 is an apocalyptic number.

980777163 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

980777163 is a deficient number, since it is larger than the sum of its proper divisors (388613941).

980777163 is a wasteful number, since it uses less digits than its factorization.

980777163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727.

The product of its (nonzero) digits is 444528, while the sum is 48.

The square root of 980777163 is about 31317.3620057629. The cubic root of 980777163 is about 993.5508860039.

The spelling of 980777163 in words is "nine hundred eighty million, seven hundred seventy-seven thousand, one hundred sixty-three".