400577504234 has 16 divisors (see below), whose sum is σ = 649747744128. Its totient is φ = 184496271552.

The previous prime is 400577504213. The next prime is 400577504297. The reversal of 400577504234 is 432405775004.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 400577504191 and 400577504200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125335544 + ... + 125338739.

It is an arithmetic number, because the mean of its divisors is an integer number (40609234008).

Almost surely, 2^400577504234 is an apocalyptic number.

400577504234 is a deficient number, since it is larger than the sum of its proper divisors (249170239894).

400577504234 is a wasteful number, since it uses less digits than its factorization.

400577504234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250674349.

The product of its (nonzero) digits is 470400, while the sum is 41.

The spelling of 400577504234 in words is "four hundred billion, five hundred seventy-seven million, five hundred four thousand, two hundred thirty-four".