140455251534 has 16 divisors (see below), whose sum is σ = 302519003472. Its totient is φ = 43217000448.

The previous prime is 140455251473. The next prime is 140455251551. The reversal of 140455251534 is 435152554041.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 140455251492 and 140455251501.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 900354099 + ... + 900354254.

It is an arithmetic number, because the mean of its divisors is an integer number (18907437717).

Almost surely, 2^140455251534 is an apocalyptic number.

140455251534 is an abundant number, since it is smaller than the sum of its proper divisors (162063751938).

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

140455251534 is a wasteful number, since it uses less digits than its factorization.

140455251534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800708371.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 140455251534 in words is "one hundred forty billion, four hundred fifty-five million, two hundred fifty-one thousand, five hundred thirty-four".