40245410783 has 2 divisors, whose sum is σ = 40245410784. Its totient is φ = 40245410782.

The previous prime is 40245410641. The next prime is 40245410827. The reversal of 40245410783 is 38701454204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40245410783 - 2¹² = 40245406687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40245410983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20122705391 + 20122705392.

It is an arithmetic number, because the mean of its divisors is an integer number (20122705392).

Almost surely, 2^40245410783 is an apocalyptic number.

40245410783 is a deficient number, since it is larger than the sum of its proper divisors (1).

40245410783 is an equidigital number, since it uses as much as digits as its factorization.

40245410783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 38.

Adding to 40245410783 its reverse (38701454204), we get a palindrome (78946864987).

The spelling of 40245410783 in words is "forty billion, two hundred forty-five million, four hundred ten thousand, seven hundred eighty-three".