140046662542 has 8 divisors (see below), whose sum is σ = 210082472496. Its totient is φ = 70019171712.

The previous prime is 140046662531. The next prime is 140046662549. The reversal of 140046662542 is 245266640041.

It is a happy number.

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

It is a super-2 number, since 2×140046662542² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140046662495 and 140046662504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140046662549) 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, 2037523 + ... + 2105134.

It is an arithmetic number, because the mean of its divisors is an integer number (26260309062).

Almost surely, 2^140046662542 is an apocalyptic number.

140046662542 is a deficient number, since it is larger than the sum of its proper divisors (70035809954).

140046662542 is a wasteful number, since it uses less digits than its factorization.

140046662542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159562.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 140046662542 in words is "one hundred forty billion, forty-six million, six hundred sixty-two thousand, five hundred forty-two".