40525101442 has 32 divisors (see below), whose sum is σ = 69816719232. Its totient is φ = 17281724544.

The previous prime is 40525101437. The next prime is 40525101443. The reversal of 40525101442 is 24410152504.

It is a self number, because there is not a number n which added to its sum of digits gives 40525101442.

It is not an unprimeable number, because it can be changed into a prime (40525101443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6302233 + ... + 6308659.

It is an arithmetic number, because the mean of its divisors is an integer number (2181772476).

Almost surely, 2^40525101442 is an apocalyptic number.

40525101442 is a deficient number, since it is larger than the sum of its proper divisors (29291617790).

40525101442 is a wasteful number, since it uses less digits than its factorization.

40525101442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8602.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 40525101442 its reverse (24410152504), we get a palindrome (64935253946).

The spelling of 40525101442 in words is "forty billion, five hundred twenty-five million, one hundred one thousand, four hundred forty-two".