6140431044 has 144 divisors (see below), whose sum is σ = 17787611520. Its totient is φ = 1829995200.

The previous prime is 6140431021. The next prime is 6140431091. The reversal of 6140431044 is 4401340416.

6140431044 is a `hidden beast` number, since 614 + 0 + 4 + 3 + 1 + 0 + 44 = 666.

It is a super-2 number, since 2×6140431044² = 75409786812237859872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 6140430999 and 6140431017.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 793297 + ... + 800999.

It is an arithmetic number, because the mean of its divisors is an integer number (123525080).

Almost surely, 2^6140431044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6140431044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8893805760).

6140431044 is an abundant number, since it is smaller than the sum of its proper divisors (11647180476).

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

6140431044 is a wasteful number, since it uses less digits than its factorization.

6140431044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7799 (or 7780 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 6140431044 is about 78360.9025216019. The cubic root of 6140431044 is about 1831.1880809607.

The spelling of 6140431044 in words is "six billion, one hundred forty million, four hundred thirty-one thousand, forty-four".