40524004142 has 4 divisors (see below), whose sum is σ = 60786006216. Its totient is φ = 20262002070.

The previous prime is 40524004097. The next prime is 40524004153. The reversal of 40524004142 is 24140042504.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×40524004142⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10131001034 + ... + 10131001037.

It is an arithmetic number, because the mean of its divisors is an integer number (15196501554).

Almost surely, 2^40524004142 is an apocalyptic number.

40524004142 is a deficient number, since it is larger than the sum of its proper divisors (20262002074).

40524004142 is a wasteful number, since it uses less digits than its factorization.

40524004142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20262002073.

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 40524004142 its reverse (24140042504), we get a palindrome (64664046646).

The spelling of 40524004142 in words is "forty billion, five hundred twenty-four million, four thousand, one hundred forty-two".