53843699451 has 8 divisors (see below), whose sum is σ = 73461171520. Its totient is φ = 35061013512.

The previous prime is 53843699447. The next prime is 53843699471. The reversal of 53843699451 is 15499634835.

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

It is not a de Polignac number, because 53843699451 - 2² = 53843699447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53843699391 and 53843699400.

It is not an unprimeable number, because it can be changed into a prime (53843699411) 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, 208696381 + ... + 208696638.

It is an arithmetic number, because the mean of its divisors is an integer number (9182646440).

Almost surely, 2^53843699451 is an apocalyptic number.

53843699451 is a deficient number, since it is larger than the sum of its proper divisors (19617472069).

53843699451 is a wasteful number, since it uses less digits than its factorization.

53843699451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417393065.

The product of its digits is 13996800, while the sum is 57.

The spelling of 53843699451 in words is "fifty-three billion, eight hundred forty-three million, six hundred ninety-nine thousand, four hundred fifty-one".