406147599615 has 16 divisors (see below), whose sum is σ = 665685822816. Its totient is φ = 211328832000.

The previous prime is 406147599581. The next prime is 406147599619. The reversal of 406147599615 is 516995741604.

It is a happy number.

It is not a de Polignac number, because 406147599615 - 2⁶ = 406147599551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406147599619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330200686 + ... + 330201915.

It is an arithmetic number, because the mean of its divisors is an integer number (41605363926).

Almost surely, 2^406147599615 is an apocalyptic number.

406147599615 is a deficient number, since it is larger than the sum of its proper divisors (259538223201).

406147599615 is a wasteful number, since it uses less digits than its factorization.

406147599615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660402650.

The product of its (nonzero) digits is 8164800, while the sum is 57.

The spelling of 406147599615 in words is "four hundred six billion, one hundred forty-seven million, five hundred ninety-nine thousand, six hundred fifteen".