40246222590 has 48 divisors (see below), whose sum is σ = 119588777568. Its totient is φ = 9199136448.

The previous prime is 40246222573. The next prime is 40246222607. The reversal of 40246222590 is 9522264204.

It is a happy number.

40246222590 is a `hidden beast` number, since 4 + 0 + 2 + 4 + 62 + 2 + 2 + 590 = 666.

It is an interprime number because it is at equal distance from previous prime (40246222573) and next prime (40246222607).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31940817 + ... + 31942076.

It is an arithmetic number, because the mean of its divisors is an integer number (2491432866).

Almost surely, 2^40246222590 is an apocalyptic number.

40246222590 is an abundant number, since it is smaller than the sum of its proper divisors (79342554978).

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

40246222590 is a wasteful number, since it uses less digits than its factorization.

40246222590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63882913 (or 63882910 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 40246222590 its reverse (9522264204), we get a palindrome (49768486794).

The spelling of 40246222590 in words is "forty billion, two hundred forty-six million, two hundred twenty-two thousand, five hundred ninety".