84638110010 has 16 divisors (see below), whose sum is σ = 153260868096. Its totient is φ = 33652517328.

The previous prime is 84638109971. The next prime is 84638110013. The reversal of 84638110010 is 1001183648.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84638110013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25339082 + ... + 25342421.

It is an arithmetic number, because the mean of its divisors is an integer number (9578804256).

Almost surely, 2^84638110010 is an apocalyptic number.

84638110010 is a deficient number, since it is larger than the sum of its proper divisors (68622758086).

84638110010 is a wasteful number, since it uses less digits than its factorization.

84638110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50681677.

The product of its (nonzero) digits is 4608, while the sum is 32.

Adding to 84638110010 its reverse (1001183648), we get a palindrome (85639293658).

The spelling of 84638110010 in words is "eighty-four billion, six hundred thirty-eight million, one hundred ten thousand, ten".