400467438001 has 4 divisors (see below), whose sum is σ = 421544671600. Its totient is φ = 379390204404.

The previous prime is 400467437983. The next prime is 400467438011. The reversal of 400467438001 is 100834764004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 400467438001 - 2⁵ = 400467437969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400467438011) 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, 10538616771 + ... + 10538616808.

It is an arithmetic number, because the mean of its divisors is an integer number (105386167900).

Almost surely, 2^400467438001 is an apocalyptic number.

It is an amenable number.

400467438001 is a deficient number, since it is larger than the sum of its proper divisors (21077233599).

400467438001 is a wasteful number, since it uses less digits than its factorization.

400467438001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21077233598.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 400467438001 in words is "four hundred billion, four hundred sixty-seven million, four hundred thirty-eight thousand, one".