140155440042502 has 8 divisors (see below), whose sum is σ = 211644120870000. Its totient is φ = 69607399752504.

The previous prime is 140155440042437. The next prime is 140155440042539. The reversal of 140155440042502 is 205240044551041.

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

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, 235160134002 + ... + 235160134597.

It is an arithmetic number, because the mean of its divisors is an integer number (26455515108750).

Almost surely, 2^{140155440042502} is an apocalyptic number.

140155440042502 is a deficient number, since it is larger than the sum of its proper divisors (71488680827498).

140155440042502 is a wasteful number, since it uses less digits than its factorization.

140155440042502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470320268750.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 140155440042502 its reverse (205240044551041), we get a palindrome (345395484593543).

The spelling of 140155440042502 in words is "one hundred forty trillion, one hundred fifty-five billion, four hundred forty million, forty-two thousand, five hundred two".