396557382207 has 8 divisors (see below), whose sum is σ = 604277915776. Its totient is φ = 226604218392.

The previous prime is 396557382197. The next prime is 396557382223. The reversal of 396557382207 is 702283755693.

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

It is not a de Polignac number, because 396557382207 - 2⁴ = 396557382191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396557332207) 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, 9441842413 + ... + 9441842454.

It is an arithmetic number, because the mean of its divisors is an integer number (75534739472).

Almost surely, 2^396557382207 is an apocalyptic number.

396557382207 is a deficient number, since it is larger than the sum of its proper divisors (207720533569).

396557382207 is a wasteful number, since it uses less digits than its factorization.

396557382207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18883684877.

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 396557382207 in words is "three hundred ninety-six billion, five hundred fifty-seven million, three hundred eighty-two thousand, two hundred seven".