53540245476 has 18 divisors (see below), whose sum is σ = 135337842822. Its totient is φ = 17846748480.

The previous prime is 53540245459. The next prime is 53540245477. The reversal of 53540245476 is 67454204535.

53540245476 is a `hidden beast` number, since 53 + 54 + 0 + 2 + 4 + 547 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 52337543076 + 1202702400 = 228774^2 + 34680^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×53540245476³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53540245477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 743614485 + ... + 743614556.

Almost surely, 2^53540245476 is an apocalyptic number.

It is an amenable number.

53540245476 is an abundant number, since it is smaller than the sum of its proper divisors (81797597346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53540245476 is a wasteful number, since it uses less digits than its factorization.

53540245476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487229051 (or 1487229046 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 53540245476 in words is "fifty-three billion, five hundred forty million, two hundred forty-five thousand, four hundred seventy-six".