19537607053 has 4 divisors (see below), whose sum is σ = 19654598880. Its totient is φ = 19420615228.

The previous prime is 19537607039. The next prime is 19537607057. The reversal of 19537607053 is 35070673591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 19537607053 - 2²¹ = 19535509901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19537606994 and 19537607012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19537607057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58495663 + ... + 58495996.

It is an arithmetic number, because the mean of its divisors is an integer number (4913649720).

Almost surely, 2^19537607053 is an apocalyptic number.

It is an amenable number.

19537607053 is a deficient number, since it is larger than the sum of its proper divisors (116991827).

19537607053 is a wasteful number, since it uses less digits than its factorization.

19537607053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116991826.

The product of its (nonzero) digits is 595350, while the sum is 46.

The spelling of 19537607053 in words is "nineteen billion, five hundred thirty-seven million, six hundred seven thousand, fifty-three".