40215334494 has 16 divisors (see below), whose sum is σ = 80433023760. Its totient is φ = 13404719040.

The previous prime is 40215334483. The next prime is 40215334547. The reversal of 40215334494 is 49443351204.

It is a happy number.

40215334494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188152 + ... + 340340.

It is an arithmetic number, because the mean of its divisors is an integer number (5027063985).

Almost surely, 2^40215334494 is an apocalyptic number.

40215334494 is an abundant number, since it is smaller than the sum of its proper divisors (40217689266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40215334494 is a wasteful number, since it uses less digits than its factorization.

40215334494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196235.

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 40215334494 its reverse (49443351204), we get a palindrome (89658685698).

The spelling of 40215334494 in words is "forty billion, two hundred fifteen million, three hundred thirty-four thousand, four hundred ninety-four".