396245542693 has 16 divisors (see below), whose sum is σ = 532021988736. Its totient is φ = 285011778240.

The previous prime is 396245542691. The next prime is 396245542723.

396245542693 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 396245542693 - 2¹ = 396245542691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396245542691) 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, 197923846 + ... + 197925847.

It is an arithmetic number, because the mean of its divisors is an integer number (33251374296).

Almost surely, 2^396245542693 is an apocalyptic number.

It is an amenable number.

396245542693 is a deficient number, since it is larger than the sum of its proper divisors (135776446043).

396245542693 is a wasteful number, since it uses less digits than its factorization.

396245542693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395849724.

The product of its digits is 41990400, while the sum is 58.

The spelling of 396245542693 in words is "three hundred ninety-six billion, two hundred forty-five million, five hundred forty-two thousand, six hundred ninety-three".