415319999987 has 2 divisors, whose sum is σ = 415319999988. Its totient is φ = 415319999986.

The previous prime is 415319999981. The next prime is 415320000001. The reversal of 415319999987 is 789999913514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 415319999987 - 2¹² = 415319995891 is a prime.

It is not a weakly prime, because it can be changed into another prime (415319999981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207659999993 + 207659999994.

It is an arithmetic number, because the mean of its divisors is an integer number (207659999994).

Almost surely, 2^415319999987 is an apocalyptic number.

415319999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

415319999987 is an equidigital number, since it uses as much as digits as its factorization.

415319999987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 198404640, while the sum is 74.

The spelling of 415319999987 in words is "four hundred fifteen billion, three hundred nineteen million, nine hundred ninety-nine thousand, nine hundred eighty-seven".