7536373861 has 2 divisors, whose sum is σ = 7536373862. Its totient is φ = 7536373860.

The previous prime is 7536373841. The next prime is 7536373879. The reversal of 7536373861 is 1683736357.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5356044225 + 2180329636 = 73185^2 + 46694^2 .

It is a cyclic number.

It is not a de Polignac number, because 7536373861 - 2²¹ = 7534276709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7536373841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3768186930 + 3768186931.

It is an arithmetic number, because the mean of its divisors is an integer number (3768186931).

Almost surely, 2^7536373861 is an apocalyptic number.

It is an amenable number.

7536373861 is a deficient number, since it is larger than the sum of its proper divisors (1).

7536373861 is an equidigital number, since it uses as much as digits as its factorization.

7536373861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 49.

The square root of 7536373861 is about 86812.2909558318. The cubic root of 7536373861 is about 1960.5931375933.

The spelling of 7536373861 in words is "seven billion, five hundred thirty-six million, three hundred seventy-three thousand, eight hundred sixty-one".