40542323662 has 4 divisors (see below), whose sum is σ = 60813485496. Its totient is φ = 20271161830.

The previous prime is 40542323599. The next prime is 40542323663. The reversal of 40542323662 is 26632324504.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40542323663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10135580914 + ... + 10135580917.

It is an arithmetic number, because the mean of its divisors is an integer number (15203371374).

Almost surely, 2^40542323662 is an apocalyptic number.

40542323662 is a deficient number, since it is larger than the sum of its proper divisors (20271161834).

40542323662 is a wasteful number, since it uses less digits than its factorization.

40542323662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20271161833.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 40542323662 in words is "forty billion, five hundred forty-two million, three hundred twenty-three thousand, six hundred sixty-two".