400916736471 has 8 divisors (see below), whose sum is σ = 534691235200. Its totient is φ = 267210031032.

The previous prime is 400916736431. The next prime is 400916736487. The reversal of 400916736471 is 174637619004.

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

It is not a de Polignac number, because 400916736471 - 2²¹ = 400914639319 is a prime.

It is a super-3 number, since 3×400916736471³ (a number of 36 digits) contains 333 as substring.

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 400916736471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400916736431) 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, 16934521 + ... + 16958178.

It is an arithmetic number, because the mean of its divisors is an integer number (66836404400).

Almost surely, 2^400916736471 is an apocalyptic number.

400916736471 is a deficient number, since it is larger than the sum of its proper divisors (133774498729).

400916736471 is a wasteful number, since it uses less digits than its factorization.

400916736471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33896645.

The product of its (nonzero) digits is 762048, while the sum is 48.

The spelling of 400916736471 in words is "four hundred billion, nine hundred sixteen million, seven hundred thirty-six thousand, four hundred seventy-one".