53746198409865 has 64 divisors (see below), whose sum is σ = 94029903830016. Its totient is φ = 26055723900672.

The previous prime is 53746198409843. The next prime is 53746198409879. The reversal of 53746198409865 is 56890489164735.

It is not a de Polignac number, because 53746198409865 - 2⁸ = 53746198409609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 439579 + ... + 10377168.

It is an arithmetic number, because the mean of its divisors is an integer number (1469217247344).

Almost surely, 2^{53746198409865} is an apocalyptic number.

It is an amenable number.

53746198409865 is a deficient number, since it is larger than the sum of its proper divisors (40283705420151).

53746198409865 is a wasteful number, since it uses less digits than its factorization.

53746198409865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10817158.

The product of its (nonzero) digits is 1567641600, while the sum is 75.

The spelling of 53746198409865 in words is "fifty-three trillion, seven hundred forty-six billion, one hundred ninety-eight million, four hundred nine thousand, eight hundred sixty-five".