396646450005 has 16 divisors (see below), whose sum is σ = 683452344960. Its totient is φ = 195272098368.

The previous prime is 396646449971. The next prime is 396646450097. The reversal of 396646450005 is 500054646693.

It is a happy number.

It is not a de Polignac number, because 396646450005 - 2¹⁰ = 396646448981 is a prime.

It is a super-3 number, since 3×396646450005³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017041985 + ... + 1017042374.

It is an arithmetic number, because the mean of its divisors is an integer number (42715771560).

Almost surely, 2^396646450005 is an apocalyptic number.

It is an amenable number.

396646450005 is a deficient number, since it is larger than the sum of its proper divisors (286805894955).

396646450005 is a wasteful number, since it uses less digits than its factorization.

396646450005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034084380.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 396646450005 in words is "three hundred ninety-six billion, six hundred forty-six million, four hundred fifty thousand, five".