40949066142 has 12 divisors (see below), whose sum is σ = 88722976680. Its totient is φ = 13649688708.

The previous prime is 40949066131. The next prime is 40949066159. The reversal of 40949066142 is 24166094904.

40949066142 is a `hidden beast` number, since 409 + 49 + 0 + 66 + 142 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1137474042 + ... + 1137474077.

It is an arithmetic number, because the mean of its divisors is an integer number (7393581390).

Almost surely, 2^40949066142 is an apocalyptic number.

40949066142 is an abundant number, since it is smaller than the sum of its proper divisors (47773910538).

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

40949066142 is a wasteful number, since it uses less digits than its factorization.

40949066142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274948127 (or 2274948124 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 40949066142 in words is "forty billion, nine hundred forty-nine million, sixty-six thousand, one hundred forty-two".