6453747425 has 12 divisors (see below), whose sum is σ = 8172917376. Its totient is φ = 5053146000.

The previous prime is 6453747401. The next prime is 6453747439. The reversal of 6453747425 is 5247473546.

It is not a de Polignac number, because 6453747425 - 2¹⁸ = 6453485281 is a prime.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6453747425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2745101 + ... + 2747450.

It is an arithmetic number, because the mean of its divisors is an integer number (681076448).

Almost surely, 2^6453747425 is an apocalyptic number.

It is an amenable number.

6453747425 is a deficient number, since it is larger than the sum of its proper divisors (1719169951).

6453747425 is a wasteful number, since it uses less digits than its factorization.

6453747425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492608 (or 5492603 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 47.

The square root of 6453747425 is about 80335.2190822929. The cubic root of 6453747425 is about 1861.8184152281.

The spelling of 6453747425 in words is "six billion, four hundred fifty-three million, seven hundred forty-seven thousand, four hundred twenty-five".