40261523242 has 8 divisors (see below), whose sum is σ = 61796756736. Its totient is φ = 19662604332.

The previous prime is 40261523227. The next prime is 40261523251. The reversal of 40261523242 is 24232516204.

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

It is a super-2 number, since 2×40261523242² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234078538 + ... + 234078709.

It is an arithmetic number, because the mean of its divisors is an integer number (7724594592).

Almost surely, 2^40261523242 is an apocalyptic number.

40261523242 is a deficient number, since it is larger than the sum of its proper divisors (21535233494).

40261523242 is a wasteful number, since it uses less digits than its factorization.

40261523242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468157292.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 40261523242 in words is "forty billion, two hundred sixty-one million, five hundred twenty-three thousand, two hundred forty-two".