5681400530 has 32 divisors (see below), whose sum is σ = 11018993328. Its totient is φ = 2096640000.

The previous prime is 5681400523. The next prime is 5681400551. The reversal of 5681400530 is 350041865.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 517972081 + 5163428449 = 22759^2 + 71857^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260030 + ... + 281030.

Almost surely, 2^5681400530 is an apocalyptic number.

5681400530 is a deficient number, since it is larger than the sum of its proper divisors (5337592798).

5681400530 is a wasteful number, since it uses less digits than its factorization.

5681400530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23102.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 5681400530 is about 75375.0657047806. The cubic root of 5681400530 is about 1784.3709155319.

The spelling of 5681400530 in words is "five billion, six hundred eighty-one million, four hundred thousand, five hundred thirty".