6401574453 has 8 divisors (see below), whose sum is σ = 8536235616. Its totient is φ = 4267314800.

The previous prime is 6401574409. The next prime is 6401574457. The reversal of 6401574453 is 3544751046.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6401574453 - 2²⁶ = 6334465589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6401574457) 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, 60963 + ... + 128528.

It is an arithmetic number, because the mean of its divisors is an integer number (1067029452).

Almost surely, 2^6401574453 is an apocalyptic number.

It is an amenable number.

6401574453 is a deficient number, since it is larger than the sum of its proper divisors (2134661163).

6401574453 is a wasteful number, since it uses less digits than its factorization.

6401574453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200755.

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 6401574453 is about 80009.8397261237. The cubic root of 6401574453 is about 1856.7877702008.

The spelling of 6401574453 in words is "six billion, four hundred one million, five hundred seventy-four thousand, four hundred fifty-three".