5641589278 has 8 divisors (see below), whose sum is σ = 9113336568. Its totient is φ = 2603810424.

The previous prime is 5641589267. The next prime is 5641589287. The reversal of 5641589278 is 8729851465.

It is a happy number.

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

It is a super-2 number, since 2×5641589278² = 63655059163289122568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108492076 + ... + 108492127.

It is an arithmetic number, because the mean of its divisors is an integer number (1139167071).

Almost surely, 2^5641589278 is an apocalyptic number.

5641589278 is a deficient number, since it is larger than the sum of its proper divisors (3471747290).

5641589278 is a wasteful number, since it uses less digits than its factorization.

5641589278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216984218.

The product of its digits is 4838400, while the sum is 55.

The square root of 5641589278 is about 75110.5137647187. The cubic root of 5641589278 is about 1780.1932708964.

The spelling of 5641589278 in words is "five billion, six hundred forty-one million, five hundred eighty-nine thousand, two hundred seventy-eight".