2481767997 has 8 divisors (see below), whose sum is σ = 3309257280. Its totient is φ = 1654395360.

The previous prime is 2481767987. The next prime is 2481767999. The reversal of 2481767997 is 7997671842.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2481767997 - 2¹² = 2481763901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2481767997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2481767999) 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, 56097 + ... + 90057.

It is an arithmetic number, because the mean of its divisors is an integer number (413657160).

Almost surely, 2^2481767997 is an apocalyptic number.

It is an amenable number.

2481767997 is a deficient number, since it is larger than the sum of its proper divisors (827489283).

2481767997 is a wasteful number, since it uses less digits than its factorization.

2481767997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58323.

The product of its digits is 10668672, while the sum is 60.

The square root of 2481767997 is about 49817.3463464284. The cubic root of 2481767997 is about 1353.9014706261.

The spelling of 2481767997 in words is "two billion, four hundred eighty-one million, seven hundred sixty-seven thousand, nine hundred ninety-seven".