400465780053 has 8 divisors (see below), whose sum is σ = 534223105248. Its totient is φ = 266842820784.

The previous prime is 400465780049. The next prime is 400465780067. The reversal of 400465780053 is 350087564004.

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

It is not a de Polignac number, because 400465780053 - 2² = 400465780049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400465779987 and 400465780014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400465780153) 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, 33584526 + ... + 33596447.

It is an arithmetic number, because the mean of its divisors is an integer number (66777888156).

Almost surely, 2^400465780053 is an apocalyptic number.

It is an amenable number.

400465780053 is a deficient number, since it is larger than the sum of its proper divisors (133757325195).

400465780053 is a wasteful number, since it uses less digits than its factorization.

400465780053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67182963.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 400465780053 in words is "four hundred billion, four hundred sixty-five million, seven hundred eighty thousand, fifty-three".