40246415565 has 16 divisors (see below), whose sum is σ = 67194016128. Its totient is φ = 20531504576.

The previous prime is 40246415549. The next prime is 40246415567. The reversal of 40246415565 is 56551464204.

It is not a de Polignac number, because 40246415565 - 2⁴ = 40246415549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40246415567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58327794 + ... + 58328483.

It is an arithmetic number, because the mean of its divisors is an integer number (4199626008).

Almost surely, 2^40246415565 is an apocalyptic number.

It is an amenable number.

40246415565 is a deficient number, since it is larger than the sum of its proper divisors (26947600563).

40246415565 is a wasteful number, since it uses less digits than its factorization.

40246415565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116656308.

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 40246415565 its reverse (56551464204), we get a palindrome (96797879769).

The spelling of 40246415565 in words is "forty billion, two hundred forty-six million, four hundred fifteen thousand, five hundred sixty-five".