8372783801 has 4 divisors (see below), whose sum is σ = 8386053504. Its totient is φ = 8359514100.

The previous prime is 8372783773. The next prime is 8372783803. The reversal of 8372783801 is 1083872738.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8372783801 - 2²² = 8368589497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8372783803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6633905 + ... + 6635166.

It is an arithmetic number, because the mean of its divisors is an integer number (2096513376).

Almost surely, 2^8372783801 is an apocalyptic number.

It is an amenable number.

8372783801 is a deficient number, since it is larger than the sum of its proper divisors (13269703).

8372783801 is a wasteful number, since it uses less digits than its factorization.

8372783801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13269702.

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 8372783801 is about 91502.9168988618. The cubic root of 8372783801 is about 2030.5949060851.

The spelling of 8372783801 in words is "eight billion, three hundred seventy-two million, seven hundred eighty-three thousand, eight hundred one".