10000009977 has 16 divisors (see below), whose sum is σ = 14573071872. Its totient is φ = 6072111360.

The previous prime is 10000009973. The next prime is 10000009993. The reversal of 10000009977 is 77990000001.

It is not a de Polignac number, because 10000009977 - 2² = 10000009973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10000009973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3160978 + ... + 3164139.

It is an arithmetic number, because the mean of its divisors is an integer number (910816992).

Almost surely, 2^10000009977 is an apocalyptic number.

10000009977 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10000009977 is a deficient number, since it is larger than the sum of its proper divisors (4573061895).

10000009977 is a wasteful number, since it uses less digits than its factorization.

10000009977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6325168.

The product of its (nonzero) digits is 3969, while the sum is 33.

Adding to 10000009977 its reverse (77990000001), we get a palindrome (87990009978).

The spelling of 10000009977 in words is "ten billion, nine thousand, nine hundred seventy-seven".