6253012540 has 24 divisors (see below), whose sum is σ = 13410718272. Its totient is φ = 2447987520.

The previous prime is 6253012531. The next prime is 6253012561. The reversal of 6253012540 is 452103526.

It is a junction number, because it is equal to n+sod(n) for n = 6253012499 and 6253012508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3325131 + ... + 3327010.

It is an arithmetic number, because the mean of its divisors is an integer number (558779928).

Almost surely, 2^6253012540 is an apocalyptic number.

It is an amenable number.

6253012540 is an abundant number, since it is smaller than the sum of its proper divisors (7157705732).

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

6253012540 is a wasteful number, since it uses less digits than its factorization.

6253012540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6652197 (or 6652195 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 6253012540 is about 79075.9921847333. The cubic root of 6253012540 is about 1842.3116562423.

The spelling of 6253012540 in words is "six billion, two hundred fifty-three million, twelve thousand, five hundred forty".