6257553461 has 4 divisors (see below), whose sum is σ = 6586898400. Its totient is φ = 5928208524.

The previous prime is 6257553431. The next prime is 6257553473. The reversal of 6257553461 is 1643557526.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6257553461 - 2¹⁰ = 6257552437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6257553431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164672441 + ... + 164672478.

It is an arithmetic number, because the mean of its divisors is an integer number (1646724600).

Almost surely, 2^6257553461 is an apocalyptic number.

It is an amenable number.

6257553461 is a deficient number, since it is larger than the sum of its proper divisors (329344939).

6257553461 is a wasteful number, since it uses less digits than its factorization.

6257553461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329344938.

The product of its digits is 756000, while the sum is 44.

The square root of 6257553461 is about 79104.6993610367. The cubic root of 6257553461 is about 1842.7575089349.

The spelling of 6257553461 in words is "six billion, two hundred fifty-seven million, five hundred fifty-three thousand, four hundred sixty-one".