140402253054 has 64 divisors (see below), whose sum is σ = 357681139200. Its totient is φ = 35768107008.

The previous prime is 140402252999. The next prime is 140402253059. The reversal of 140402253054 is 450352204041.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140402253059) 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 31 ways as a sum of consecutive naturals, for example, 5161219 + ... + 5188350.

It is an arithmetic number, because the mean of its divisors is an integer number (5588767800).

Almost surely, 2^140402253054 is an apocalyptic number.

140402253054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140402253054 is an abundant number, since it is smaller than the sum of its proper divisors (217278886146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140402253054 is a wasteful number, since it uses less digits than its factorization.

140402253054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10349617.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 140402253054 its reverse (450352204041), we get a palindrome (590754457095).

The spelling of 140402253054 in words is "one hundred forty billion, four hundred two million, two hundred fifty-three thousand, fifty-four".