400737434071 has 8 divisors (see below), whose sum is σ = 431618708304. Its totient is φ = 369864062400.

The previous prime is 400737434051. The next prime is 400737434099. The reversal of 400737434071 is 170434737004.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400737434071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400737434051) 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, 1870105 + ... + 2073346.

It is an arithmetic number, because the mean of its divisors is an integer number (53952338538).

Almost surely, 2^400737434071 is an apocalyptic number.

400737434071 is a deficient number, since it is larger than the sum of its proper divisors (30881274233).

400737434071 is a wasteful number, since it uses less digits than its factorization.

400737434071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951281.

The product of its (nonzero) digits is 197568, while the sum is 40.

The spelling of 400737434071 in words is "four hundred billion, seven hundred thirty-seven million, four hundred thirty-four thousand, seventy-one".