1252654027630 has 32 divisors (see below), whose sum is σ = 2332754186400. Its totient is φ = 483736751232.

The previous prime is 1252654027621. The next prime is 1252654027633. The reversal of 1252654027630 is 367204562521.

It is a super-2 number, since 2×1252654027630² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252654027633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2866849 + ... + 3274771.

It is an arithmetic number, because the mean of its divisors is an integer number (72898568325).

Almost surely, 2^{1252654027630} is an apocalyptic number.

1252654027630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1252654027630 is a deficient number, since it is larger than the sum of its proper divisors (1080100158770).

1252654027630 is a wasteful number, since it uses less digits than its factorization.

1252654027630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418548.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 1252654027630 in words is "one trillion, two hundred fifty-two billion, six hundred fifty-four million, twenty-seven thousand, six hundred thirty".