400672753043 has 8 divisors (see below), whose sum is σ = 410001319728. Its totient is φ = 391344668064.

The previous prime is 400672753021. The next prime is 400672753057. The reversal of 400672753043 is 340357276004.

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 400672753043 - 2¹² = 400672748947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400672753003) 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, 1986605 + ... + 2178977.

It is an arithmetic number, because the mean of its divisors is an integer number (51250164966).

Almost surely, 2^400672753043 is an apocalyptic number.

400672753043 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

400672753043 is a deficient number, since it is larger than the sum of its proper divisors (9328566685).

400672753043 is a wasteful number, since it uses less digits than its factorization.

400672753043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240853.

The product of its (nonzero) digits is 423360, while the sum is 41.

The spelling of 400672753043 in words is "four hundred billion, six hundred seventy-two million, seven hundred fifty-three thousand, forty-three".