53210436040449 has 16 divisors (see below), whose sum is σ = 78836757256000. Its totient is φ = 35470707288768.

The previous prime is 53210436040439. The next prime is 53210436040469. The reversal of 53210436040449 is 94404063401235.

53210436040449 is a `hidden beast` number, since 5 + 3 + 2 + 104 + 3 + 60 + 40 + 449 = 666.

It is not a de Polignac number, because 53210436040449 - 2⁵ = 53210436040417 is a prime.

It is a super-2 number, since 2×53210436040449² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53210436040409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80686024 + ... + 81342825.

It is an arithmetic number, because the mean of its divisors is an integer number (4927297328500).

Almost surely, 2^{53210436040449} is an apocalyptic number.

It is an amenable number.

53210436040449 is a deficient number, since it is larger than the sum of its proper divisors (25626321215551).

53210436040449 is a wasteful number, since it uses less digits than its factorization.

53210436040449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162041021 (or 162041015 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 53210436040449 in words is "fifty-three trillion, two hundred ten billion, four hundred thirty-six million, forty thousand, four hundred forty-nine".