140501014155 has 16 divisors (see below), whose sum is σ = 249779580960. Its totient is φ = 74933874144.

The previous prime is 140501014151. The next prime is 140501014201. The reversal of 140501014155 is 551410105041.

140501014155 is a `hidden beast` number, since 1 + 4 + 0 + 501 + 0 + 1 + 4 + 155 = 666.

It is not a de Polignac number, because 140501014155 - 2² = 140501014151 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (140501014151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 520373992 + ... + 520374261.

It is an arithmetic number, because the mean of its divisors is an integer number (15611223810).

Almost surely, 2^140501014155 is an apocalyptic number.

140501014155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140501014155 is a deficient number, since it is larger than the sum of its proper divisors (109278566805).

140501014155 is a wasteful number, since it uses less digits than its factorization.

140501014155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040748267 (or 1040748261 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 27.

Adding to 140501014155 its reverse (551410105041), we get a palindrome (691911119196).

The spelling of 140501014155 in words is "one hundred forty billion, five hundred one million, fourteen thousand, one hundred fifty-five".