614025255640 has 32 divisors (see below), whose sum is σ = 1381582960560. Its totient is φ = 245605456000.

The previous prime is 614025255619. The next prime is 614025255643. The reversal of 614025255640 is 46552520416.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 614025255593 and 614025255602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (614025255643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669190 + ... + 2890090.

Almost surely, 2^614025255640 is an apocalyptic number.

It is an amenable number.

614025255640 is an abundant number, since it is smaller than the sum of its proper divisors (767557704920).

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

614025255640 is a wasteful number, since it uses less digits than its factorization.

614025255640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290403 (or 290399 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 614025255640 in words is "six hundred fourteen billion, twenty-five million, two hundred fifty-five thousand, six hundred forty".