5631905346 has 32 divisors (see below), whose sum is σ = 11941421568. Its totient is φ = 1767640320.

The previous prime is 5631905269. The next prime is 5631905347. The reversal of 5631905346 is 6435091365.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5631905298 and 5631905307.

It is not an unprimeable number, because it can be changed into a prime (5631905347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402295 + ... + 416058.

It is an arithmetic number, because the mean of its divisors is an integer number (373169424).

Almost surely, 2^5631905346 is an apocalyptic number.

5631905346 is an abundant number, since it is smaller than the sum of its proper divisors (6309516222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5631905346 is a wasteful number, since it uses less digits than its factorization.

5631905346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818426.

The product of its (nonzero) digits is 291600, while the sum is 42.

The square root of 5631905346 is about 75046.0215201312. The cubic root of 5631905346 is about 1779.1741051358.

The spelling of 5631905346 in words is "five billion, six hundred thirty-one million, nine hundred five thousand, three hundred forty-six".