140310345015 has 32 divisors (see below), whose sum is σ = 249554165760. Its totient is φ = 74798118432.

The previous prime is 140310345013. The next prime is 140310345023. The reversal of 140310345015 is 510543013041.

It is a happy number.

140310345015 is a `hidden beast` number, since 1 + 4 + 0 + 310 + 345 + 0 + 1 + 5 = 666.

It is not a de Polignac number, because 140310345015 - 2¹ = 140310345013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 140310345015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140310345013) 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, 62482 + ... + 533408.

It is an arithmetic number, because the mean of its divisors is an integer number (7798567680).

Almost surely, 2^140310345015 is an apocalyptic number.

140310345015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140310345015 is a deficient number, since it is larger than the sum of its proper divisors (109243820745).

140310345015 is a wasteful number, since it uses less digits than its factorization.

140310345015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473148 (or 473142 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 140310345015 its reverse (510543013041), we get a palindrome (650853358056).

The spelling of 140310345015 in words is "one hundred forty billion, three hundred ten million, three hundred forty-five thousand, fifteen".