40040201542 has 8 divisors (see below), whose sum is σ = 65520329832. Its totient is φ = 18200091600.

The previous prime is 40040201519. The next prime is 40040201581. The reversal of 40040201542 is 24510204004.

It is a happy number.

40040201542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1820009161 = 40040201542 / (4 + 0 + 0 + 4 + 0 + 2 + 0 + 1 + 5 + 4 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910004559 + ... + 910004602.

It is an arithmetic number, because the mean of its divisors is an integer number (8190041229).

Almost surely, 2^40040201542 is an apocalyptic number.

40040201542 is a deficient number, since it is larger than the sum of its proper divisors (25480128290).

40040201542 is a wasteful number, since it uses less digits than its factorization.

40040201542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820009174.

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 40040201542 its reverse (24510204004), we get a palindrome (64550405546).

The spelling of 40040201542 in words is "forty billion, forty million, two hundred one thousand, five hundred forty-two".