140520135135245 has 16 divisors (see below), whose sum is σ = 168791730282432. Its totient is φ = 112304405068800.

The previous prime is 140520135135229. The next prime is 140520135135269. The reversal of 140520135135245 is 542531531025041.

It is not a de Polignac number, because 140520135135245 - 2⁴ = 140520135135229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126634349 + ... + 127739181.

It is an arithmetic number, because the mean of its divisors is an integer number (10549483142652).

Almost surely, 2^{140520135135245} is an apocalyptic number.

It is an amenable number.

140520135135245 is a deficient number, since it is larger than the sum of its proper divisors (28271595147187).

140520135135245 is a wasteful number, since it uses less digits than its factorization.

140520135135245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130092.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 140520135135245 in words is "one hundred forty trillion, five hundred twenty billion, one hundred thirty-five million, one hundred thirty-five thousand, two hundred forty-five".