400196311594 has 8 divisors (see below), whose sum is σ = 600491876868. Its totient is φ = 200032352640.

The previous prime is 400196311589. The next prime is 400196311597. The reversal of 400196311594 is 495113691004.

It can be written as a sum of positive squares in 2 ways, for example, as 400100526225 + 95785369 = 632535^2 + 9787^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 400196311594.

It is not an unprimeable number, because it can be changed into a prime (400196311597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32893977 + ... + 32906140.

Almost surely, 2^400196311594 is an apocalyptic number.

400196311594 is a deficient number, since it is larger than the sum of its proper divisors (200295565274).

400196311594 is a wasteful number, since it uses less digits than its factorization.

400196311594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65803160.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 400196311594 in words is "four hundred billion, one hundred ninety-six million, three hundred eleven thousand, five hundred ninety-four".