72570277141 has 2 divisors, whose sum is σ = 72570277142. Its totient is φ = 72570277140.

The previous prime is 72570277099. The next prime is 72570277151. The reversal of 72570277141 is 14177207527.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49024602225 + 23545674916 = 221415^2 + 153446^2 .

It is a cyclic number.

It is not a de Polignac number, because 72570277141 - 2¹⁷ = 72570146069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72570277151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36285138570 + 36285138571.

It is an arithmetic number, because the mean of its divisors is an integer number (36285138571).

Almost surely, 2^72570277141 is an apocalyptic number.

It is an amenable number.

72570277141 is a deficient number, since it is larger than the sum of its proper divisors (1).

72570277141 is an equidigital number, since it uses as much as digits as its factorization.

72570277141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192080, while the sum is 43.

The spelling of 72570277141 in words is "seventy-two billion, five hundred seventy million, two hundred seventy-seven thousand, one hundred forty-one".