40015512500441 has 2 divisors, whose sum is σ = 40015512500442. Its totient is φ = 40015512500440.

The previous prime is 40015512500417. The next prime is 40015512500503. The reversal of 40015512500441 is 14400521551004.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24639350150416 + 15376162350025 = 4963804^2 + 3921245^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40015512500441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40015512500398 and 40015512500407.

It is not a weakly prime, because it can be changed into another prime (40015512500141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007756250220 + 20007756250221.

It is an arithmetic number, because the mean of its divisors is an integer number (20007756250221).

Almost surely, 2^{40015512500441} is an apocalyptic number.

It is an amenable number.

40015512500441 is a deficient number, since it is larger than the sum of its proper divisors (1).

40015512500441 is an equidigital number, since it uses as much as digits as its factorization.

40015512500441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 40015512500441 in words is "forty trillion, fifteen billion, five hundred twelve million, five hundred thousand, four hundred forty-one".