2420376731533 has 2 divisors, whose sum is σ = 2420376731534. Its totient is φ = 2420376731532.

The previous prime is 2420376731519. The next prime is 2420376731561. The reversal of 2420376731533 is 3351376730242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2396607417604 + 23769313929 = 1548098^2 + 154173^2 .

It is a cyclic number.

It is not a de Polignac number, because 2420376731533 - 2²⁵ = 2420343177101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2420376731233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210188365766 + 1210188365767.

It is an arithmetic number, because the mean of its divisors is an integer number (1210188365767).

Almost surely, 2^{2420376731533} is an apocalyptic number.

It is an amenable number.

2420376731533 is a deficient number, since it is larger than the sum of its proper divisors (1).

2420376731533 is an equidigital number, since it uses as much as digits as its factorization.

2420376731533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1905120, while the sum is 46.

The spelling of 2420376731533 in words is "two trillion, four hundred twenty billion, three hundred seventy-six million, seven hundred thirty-one thousand, five hundred thirty-three".