400054674733 has 6 divisors (see below), whose sum is σ = 465369723726. Its totient is φ = 342904006872.

The previous prime is 400054674697. The next prime is 400054674739. The reversal of 400054674733 is 337476450004.

It can be written as a sum of positive squares in only one way, i.e., 399824788489 + 229886244 = 632317^2 + 15162^2 .

It is not a de Polignac number, because 400054674733 - 2³³ = 391464740141 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 400054674733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400054674739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4082190510 + ... + 4082190607.

It is an arithmetic number, because the mean of its divisors is an integer number (77561620621).

Almost surely, 2^400054674733 is an apocalyptic number.

It is an amenable number.

400054674733 is a deficient number, since it is larger than the sum of its proper divisors (65315048993).

400054674733 is an equidigital number, since it uses as much as digits as its factorization.

400054674733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8164381131 (or 8164381124 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 43.

The spelling of 400054674733 in words is "four hundred billion, fifty-four million, six hundred seventy-four thousand, seven hundred thirty-three".