40515213338 has 16 divisors (see below), whose sum is σ = 62906388480. Its totient is φ = 19547260656.

The previous prime is 40515213337. The next prime is 40515213373. The reversal of 40515213338 is 83331251504.

It is a junction number, because it is equal to n+sod(n) for n = 40515213298 and 40515213307.

It is not an unprimeable number, because it can be changed into a prime (40515213337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113570 + ... + 306477.

It is an arithmetic number, because the mean of its divisors is an integer number (3931649280).

Almost surely, 2^40515213338 is an apocalyptic number.

40515213338 is a deficient number, since it is larger than the sum of its proper divisors (22391175142).

40515213338 is a wasteful number, since it uses less digits than its factorization.

40515213338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421741.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 40515213338 in words is "forty billion, five hundred fifteen million, two hundred thirteen thousand, three hundred thirty-eight".