53670123737557 has 4 divisors (see below), whose sum is σ = 54812041263936. Its totient is φ = 52528206211180.

The previous prime is 53670123737513. The next prime is 53670123737567. The reversal of 53670123737557 is 75573732107635.

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 53670123737557 - 2¹⁹ = 53670123213269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53670123737495 and 53670123737504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53670123737567) 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, 570958763119 + ... + 570958763212.

It is an arithmetic number, because the mean of its divisors is an integer number (13703010315984).

Almost surely, 2^{53670123737557} is an apocalyptic number.

It is an amenable number.

53670123737557 is a deficient number, since it is larger than the sum of its proper divisors (1141917526379).

53670123737557 is a wasteful number, since it uses less digits than its factorization.

53670123737557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141917526378.

The product of its (nonzero) digits is 97240500, while the sum is 61.

The spelling of 53670123737557 in words is "fifty-three trillion, six hundred seventy billion, one hundred twenty-three million, seven hundred thirty-seven thousand, five hundred fifty-seven".