462499999987 has 4 divisors (see below), whose sum is σ = 462504062160. Its totient is φ = 462495937816.

The previous prime is 462499999961. The next prime is 462499999991. The reversal of 462499999987 is 789999994264.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-462499999987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (462499993987) 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, 1855228 + ... + 2089705.

It is an arithmetic number, because the mean of its divisors is an integer number (115626015540).

Almost surely, 2^462499999987 is an apocalyptic number.

462499999987 is a deficient number, since it is larger than the sum of its proper divisors (4062173).

462499999987 is a wasteful number, since it uses less digits than its factorization.

462499999987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062172.

The product of its digits is 5714053632, while the sum is 85.

The spelling of 462499999987 in words is "four hundred sixty-two billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred eighty-seven".