400435051443545 has 8 divisors (see below), whose sum is σ = 480544321650624. Its totient is φ = 320333201209264.

The previous prime is 400435051443541. The next prime is 400435051443551. The reversal of 400435051443545 is 545344150534004.

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

It is a cyclic number.

It is not a de Polignac number, because 400435051443545 - 2² = 400435051443541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400435051443545.

It is not an unprimeable number, because it can be changed into a prime (400435051443541) 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, 1854874469 + ... + 1855090338.

It is an arithmetic number, because the mean of its divisors is an integer number (60068040206328).

Almost surely, 2^{400435051443545} is an apocalyptic number.

It is an amenable number.

400435051443545 is a deficient number, since it is larger than the sum of its proper divisors (80109270207079).

400435051443545 is a wasteful number, since it uses less digits than its factorization.

400435051443545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3709986399.

The product of its (nonzero) digits is 5760000, while the sum is 47.

The spelling of 400435051443545 in words is "four hundred trillion, four hundred thirty-five billion, fifty-one million, four hundred forty-three thousand, five hundred forty-five".