53541401651 has 4 divisors (see below), whose sum is σ = 53547153912. Its totient is φ = 53535649392.

The previous prime is 53541401647. The next prime is 53541401681. The reversal of 53541401651 is 15610414535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53541401651 - 2² = 53541401647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53541401611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2862146 + ... + 2880791.

It is an arithmetic number, because the mean of its divisors is an integer number (13386788478).

Almost surely, 2^53541401651 is an apocalyptic number.

53541401651 is a deficient number, since it is larger than the sum of its proper divisors (5752261).

53541401651 is an equidigital number, since it uses as much as digits as its factorization.

53541401651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5752260.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 53541401651 in words is "fifty-three billion, five hundred forty-one million, four hundred one thousand, six hundred fifty-one".