53442432264 has 64 divisors (see below), whose sum is σ = 144606672000. Its totient is φ = 16361174016.

The previous prime is 53442432233. The next prime is 53442432289. The reversal of 53442432264 is 46223424435.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368289 + ... + 492464.

It is an arithmetic number, because the mean of its divisors is an integer number (2259479250).

Almost surely, 2^53442432264 is an apocalyptic number.

It is an amenable number.

53442432264 is an abundant number, since it is smaller than the sum of its proper divisors (91164239736).

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

53442432264 is a wasteful number, since it uses less digits than its factorization.

53442432264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860974 (or 860970 counting only the distinct ones).

The product of its digits is 552960, while the sum is 39.

Adding to 53442432264 its reverse (46223424435), we get a palindrome (99665856699).

The spelling of 53442432264 in words is "fifty-three billion, four hundred forty-two million, four hundred thirty-two thousand, two hundred sixty-four".