140152434402553 has 8 divisors (see below), whose sum is σ = 148412447111880. Its totient is φ = 131894171900160.

The previous prime is 140152434402527. The next prime is 140152434402677. The reversal of 140152434402553 is 355204434251041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2761286770944 + 137391147631609 = 1661712^2 + 11721397^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140152434402553 - 2¹⁷ = 140152434271481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140152434402523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437386858 + ... + 437707171.

It is an arithmetic number, because the mean of its divisors is an integer number (18551555888985).

Almost surely, 2^{140152434402553} is an apocalyptic number.

It is an amenable number.

140152434402553 is a deficient number, since it is larger than the sum of its proper divisors (8260012709327).

140152434402553 is an equidigital number, since it uses as much as digits as its factorization.

140152434402553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875103467.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 140152434402553 its reverse (355204434251041), we get a palindrome (495356868653594).

The spelling of 140152434402553 in words is "one hundred forty trillion, one hundred fifty-two billion, four hundred thirty-four million, four hundred two thousand, five hundred fifty-three".