140154552514545 has 32 divisors (see below), whose sum is σ = 229418136463104. Its totient is φ = 73044110899200.

The previous prime is 140154552514541. The next prime is 140154552514549. The reversal of 140154552514545 is 545415255451041.

It is an interprime number because it is at equal distance from previous prime (140154552514541) and next prime (140154552514549).

It is not a de Polignac number, because 140154552514545 - 2² = 140154552514541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140154552514541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 582182836 + ... + 582423525.

It is an arithmetic number, because the mean of its divisors is an integer number (7169316764472).

Almost surely, 2^{140154552514545} is an apocalyptic number.

140154552514545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140154552514545 is a deficient number, since it is larger than the sum of its proper divisors (89263583948559).

140154552514545 is a wasteful number, since it uses less digits than its factorization.

140154552514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164606553.

The product of its (nonzero) digits is 8000000, while the sum is 51.

The spelling of 140154552514545 in words is "one hundred forty trillion, one hundred fifty-four billion, five hundred fifty-two million, five hundred fourteen thousand, five hundred forty-five".