20277361127513 has 64 divisors (see below), whose sum is σ = 25341952204800. Its totient is φ = 15838053949440.

The previous prime is 20277361127497. The next prime is 20277361127567. The reversal of 20277361127513 is 31572116377202.

It is a cyclic number.

It is not a de Polignac number, because 20277361127513 - 2⁴ = 20277361127497 is a prime.

It is a super-2 number, since 2×20277361127513² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is not an unprimeable number, because it can be changed into a prime (20277361121513) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2484662153 + ... + 2484670313.

It is an arithmetic number, because the mean of its divisors is an integer number (395968003200).

Almost surely, 2^{20277361127513} is an apocalyptic number.

It is an amenable number.

20277361127513 is a deficient number, since it is larger than the sum of its proper divisors (5064591077287).

20277361127513 is a wasteful number, since it uses less digits than its factorization.

20277361127513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15030.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 20277361127513 in words is "twenty trillion, two hundred seventy-seven billion, three hundred sixty-one million, one hundred twenty-seven thousand, five hundred thirteen".