40111002142 has 16 divisors (see below), whose sum is σ = 60918201792. Its totient is φ = 19805829120.

The previous prime is 40111002103. The next prime is 40111002161. The reversal of 40111002142 is 24120011104.

It is a happy number.

40111002142 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, 133459 + ... + 313102.

It is an arithmetic number, because the mean of its divisors is an integer number (3807387612).

Almost surely, 2^40111002142 is an apocalyptic number.

40111002142 is a deficient number, since it is larger than the sum of its proper divisors (20807199650).

40111002142 is a wasteful number, since it uses less digits than its factorization.

40111002142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447123.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 40111002142 its reverse (24120011104), we get a palindrome (64231013246).

The spelling of 40111002142 in words is "forty billion, one hundred eleven million, two thousand, one hundred forty-two".