140055245412555 has 64 divisors (see below), whose sum is σ = 249763404054528. Its totient is φ = 66433604991360.

The previous prime is 140055245412553. The next prime is 140055245412581. The reversal of 140055245412555 is 555214542550041.

It is a happy number.

It is not a de Polignac number, because 140055245412555 - 2¹ = 140055245412553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140055245412553) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15286254 + ... + 22666716.

It is an arithmetic number, because the mean of its divisors is an integer number (3902553188352).

Almost surely, 2^{140055245412555} is an apocalyptic number.

140055245412555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140055245412555 is a deficient number, since it is larger than the sum of its proper divisors (109708158641973).

140055245412555 is a wasteful number, since it uses less digits than its factorization.

140055245412555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7382976.

The product of its (nonzero) digits is 4000000, while the sum is 48.

Adding to 140055245412555 its reverse (555214542550041), we get a palindrome (695269787962596).

The spelling of 140055245412555 in words is "one hundred forty trillion, fifty-five billion, two hundred forty-five million, four hundred twelve thousand, five hundred fifty-five".