6973920099 has 60 divisors (see below), whose sum is σ = 10893084048. Its totient is φ = 4445150400.

The previous prime is 6973920089. The next prime is 6973920131. The reversal of 6973920099 is 9900293796.

It is a Cunningham number, because it is equal to 83510²-1.

It is not a de Polignac number, because 6973920099 - 2¹³ = 6973911907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6973920049) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 6763714 + ... + 6764744.

Almost surely, 2^6973920099 is an apocalyptic number.

6973920099 is a deficient number, since it is larger than the sum of its proper divisors (3919163949).

6973920099 is a wasteful number, since it uses less digits than its factorization.

6973920099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178 (or 1132 counting only the distinct ones).

The product of its (nonzero) digits is 1653372, while the sum is 54.

The square root of 6973920099 is about 83509.9999940127. Note that the first 5 decimals coincide. The cubic root of 6973920099 is about 1910.5525569796.

The spelling of 6973920099 in words is "six billion, nine hundred seventy-three million, nine hundred twenty thousand, ninety-nine".