53345142243404 has 24 divisors (see below), whose sum is σ = 102168188269056. Its totient is φ = 24169824746000.

The previous prime is 53345142243391. The next prime is 53345142243431. The reversal of 53345142243404 is 40434224154335.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949165732 + ... + 1949193099.

It is an arithmetic number, because the mean of its divisors is an integer number (4257007844544).

Almost surely, 2^{53345142243404} is an apocalyptic number.

It is an amenable number.

53345142243404 is a deficient number, since it is larger than the sum of its proper divisors (48823046025652).

53345142243404 is a wasteful number, since it uses less digits than its factorization.

53345142243404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898359157 (or 3898359155 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 44.

Adding to 53345142243404 its reverse (40434224154335), we get a palindrome (93779366397739).

The spelling of 53345142243404 in words is "fifty-three trillion, three hundred forty-five billion, one hundred forty-two million, two hundred forty-three thousand, four hundred four".