73827976838 has 16 divisors (see below), whose sum is σ = 138067905024. Its totient is φ = 28764146760.

The previous prime is 73827976777. The next prime is 73827976843. The reversal of 73827976838 is 83867972837.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239701070 + ... + 239701377.

It is an arithmetic number, because the mean of its divisors is an integer number (8629244064).

Almost surely, 2^73827976838 is an apocalyptic number.

73827976838 is a deficient number, since it is larger than the sum of its proper divisors (64239928186).

73827976838 is a wasteful number, since it uses less digits than its factorization.

73827976838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479402467.

The product of its digits is 170698752, while the sum is 68.

The spelling of 73827976838 in words is "seventy-three billion, eight hundred twenty-seven million, nine hundred seventy-six thousand, eight hundred thirty-eight".