53442504511 has 12 divisors (see below), whose sum is σ = 58871188096. Its totient is φ = 48477733920.

The previous prime is 53442504509. The next prime is 53442504589. The reversal of 53442504511 is 11540524435.

It is not a de Polignac number, because 53442504511 - 2¹ = 53442504509 is a prime.

It is a super-2 number, since 2×53442504511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53442504211) 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 11 ways as a sum of consecutive naturals, for example, 427935 + ... + 538528.

Almost surely, 2^53442504511 is an apocalyptic number.

53442504511 is a deficient number, since it is larger than the sum of its proper divisors (5428683585).

53442504511 is a wasteful number, since it uses less digits than its factorization.

53442504511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966942 (or 966931 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 53442504511 in words is "fifty-three billion, four hundred forty-two million, five hundred four thousand, five hundred eleven".