53404245544215 has 32 divisors (see below), whose sum is σ = 91176102017280. Its totient is φ = 26613564892416.

The previous prime is 53404245544193. The next prime is 53404245544217. The reversal of 53404245544215 is 51244554240435.

It is not a de Polignac number, because 53404245544215 - 2²¹ = 53404243447063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53404245544217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1283426577 + ... + 1283468186.

It is an arithmetic number, because the mean of its divisors is an integer number (2849253188040).

Almost surely, 2^{53404245544215} is an apocalyptic number.

53404245544215 is a deficient number, since it is larger than the sum of its proper divisors (37771856473065).

53404245544215 is a wasteful number, since it uses less digits than its factorization.

53404245544215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566894863.

The product of its (nonzero) digits is 7680000, while the sum is 48.

The spelling of 53404245544215 in words is "fifty-three trillion, four hundred four billion, two hundred forty-five million, five hundred forty-four thousand, two hundred fifteen".