36461272073 has 2 divisors, whose sum is σ = 36461272074. Its totient is φ = 36461272072.

The previous prime is 36461272069. The next prime is 36461272103. The reversal of 36461272073 is 37027216463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34303855369 + 2157416704 = 185213^2 + 46448^2 .

It is a cyclic number.

It is not a de Polignac number, because 36461272073 - 2² = 36461272069 is a prime.

It is a super-2 number, since 2×36461272073² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36461272073.

It is not a weakly prime, because it can be changed into another prime (36461272013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18230636036 + 18230636037.

It is an arithmetic number, because the mean of its divisors is an integer number (18230636037).

Almost surely, 2^36461272073 is an apocalyptic number.

It is an amenable number.

36461272073 is a deficient number, since it is larger than the sum of its proper divisors (1).

36461272073 is an equidigital number, since it uses as much as digits as its factorization.

36461272073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 41.

The spelling of 36461272073 in words is "thirty-six billion, four hundred sixty-one million, two hundred seventy-two thousand, seventy-three".