40503515351 has 16 divisors (see below), whose sum is σ = 43977282048. Its totient is φ = 37081692000.

The previous prime is 40503515309. The next prime is 40503515369. The reversal of 40503515351 is 15351530504.

It is a cyclic number.

It is not a de Polignac number, because 40503515351 - 2¹⁴ = 40503498967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40503515551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1254116 + ... + 1286006.

It is an arithmetic number, because the mean of its divisors is an integer number (2748580128).

Almost surely, 2^40503515351 is an apocalyptic number.

40503515351 is a deficient number, since it is larger than the sum of its proper divisors (3473766697).

40503515351 is a wasteful number, since it uses less digits than its factorization.

40503515351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32702.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 40503515351 in words is "forty billion, five hundred three million, five hundred fifteen thousand, three hundred fifty-one".