53546421405330 has 160 divisors (see below), whose sum is σ = 165328859710080. Its totient is φ = 12181176161280.

The previous prime is 53546421405283. The next prime is 53546421405437. The reversal of 53546421405330 is 3350412464535.

53546421405330 is a `hidden beast` number, since 5 + 3 + 54 + 6 + 4 + 21 + 40 + 533 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 21182335 + ... + 23575074.

It is an arithmetic number, because the mean of its divisors is an integer number (1033305373188).

Almost surely, 2^{53546421405330} is an apocalyptic number.

53546421405330 is an abundant number, since it is smaller than the sum of its proper divisors (111782438304750).

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

53546421405330 is a wasteful number, since it uses less digits than its factorization.

53546421405330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44757646 (or 44757637 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

Adding to 53546421405330 its reverse (3350412464535), we get a palindrome (56896833869865).

The spelling of 53546421405330 in words is "fifty-three trillion, five hundred forty-six billion, four hundred twenty-one million, four hundred five thousand, three hundred thirty".