6005402051557 has 4 divisors (see below), whose sum is σ = 6006389950720. Its totient is φ = 6004414152396.

The previous prime is 6005402051533. The next prime is 6005402051573. The reversal of 6005402051557 is 7551502045006.

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 6005402051557 - 2¹⁵ = 6005402018789 is a prime.

It is a super-2 number, since 2×6005402051557² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6005402051507) 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, 493940463 + ... + 493952620.

It is an arithmetic number, because the mean of its divisors is an integer number (1501597487680).

Almost surely, 2^{6005402051557} is an apocalyptic number.

It is an amenable number.

6005402051557 is a deficient number, since it is larger than the sum of its proper divisors (987899163).

6005402051557 is an equidigital number, since it uses as much as digits as its factorization.

6005402051557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987899162.

The product of its (nonzero) digits is 210000, while the sum is 40.

The spelling of 6005402051557 in words is "six trillion, five billion, four hundred two million, fifty-one thousand, five hundred fifty-seven".