53272434787489 has 4 divisors (see below), whose sum is σ = 54712230322324. Its totient is φ = 51832639252656.

The previous prime is 53272434787483. The next prime is 53272434787493. The reversal of 53272434787489 is 98478743427235.

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

It can be written as a sum of positive squares in 2 ways, for example, as 43076119297600 + 10196315489889 = 6563240^2 + 3193167^2 .

It is a cyclic number.

It is not a de Polignac number, because 53272434787489 - 2²⁹ = 53271897916577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53272434787483) 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, 719897767362 + ... + 719897767435.

It is an arithmetic number, because the mean of its divisors is an integer number (13678057580581).

Almost surely, 2^{53272434787489} is an apocalyptic number.

It is an amenable number.

53272434787489 is a deficient number, since it is larger than the sum of its proper divisors (1439795534835).

53272434787489 is a wasteful number, since it uses less digits than its factorization.

53272434787489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439795534834.

The product of its digits is 2275983360, while the sum is 73.

The spelling of 53272434787489 in words is "fifty-three trillion, two hundred seventy-two billion, four hundred thirty-four million, seven hundred eighty-seven thousand, four hundred eighty-nine".