40423247003642 has 8 divisors (see below), whose sum is σ = 60687550674432. Its totient is φ = 20194063445500.

The previous prime is 40423247003641. The next prime is 40423247003651. The reversal of 40423247003642 is 24630074232404.

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

It is a super-2 number, since 2×40423247003642² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40423247003642.

It is not an unprimeable number, because it can be changed into a prime (40423247003641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8780025284 + ... + 8780029887.

It is an arithmetic number, because the mean of its divisors is an integer number (7585943834304).

Almost surely, 2^{40423247003642} is an apocalyptic number.

40423247003642 is a deficient number, since it is larger than the sum of its proper divisors (20264303670790).

40423247003642 is a wasteful number, since it uses less digits than its factorization.

40423247003642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17560056324.

The product of its (nonzero) digits is 774144, while the sum is 41.

The spelling of 40423247003642 in words is "forty trillion, four hundred twenty-three billion, two hundred forty-seven million, three thousand, six hundred forty-two".