400067403673 has 8 divisors (see below), whose sum is σ = 468371594880. Its totient is φ = 334551138720.

The previous prime is 400067403667. The next prime is 400067403709. The reversal of 400067403673 is 376304760004.

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 400067403673 - 2²¹ = 400065306521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400067403473) 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, 696981253 + ... + 696981826.

It is an arithmetic number, because the mean of its divisors is an integer number (58546449360).

Almost surely, 2^400067403673 is an apocalyptic number.

It is an amenable number.

400067403673 is a deficient number, since it is larger than the sum of its proper divisors (68304191207).

400067403673 is a wasteful number, since it uses less digits than its factorization.

400067403673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393963127.

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 400067403673 in words is "four hundred billion, sixty-seven million, four hundred three thousand, six hundred seventy-three".