140342151323254 has 4 divisors (see below), whose sum is σ = 210513226984884. Its totient is φ = 70171075661626.

The previous prime is 140342151323237. The next prime is 140342151323263. The reversal of 140342151323254 is 452323151243041.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×140342151323254² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35085537830812 + ... + 35085537830815.

It is an arithmetic number, because the mean of its divisors is an integer number (52628306746221).

Almost surely, 2^{140342151323254} is an apocalyptic number.

140342151323254 is a deficient number, since it is larger than the sum of its proper divisors (70171075661630).

140342151323254 is an equidigital number, since it uses as much as digits as its factorization.

140342151323254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70171075661629.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 140342151323254 in words is "one hundred forty trillion, three hundred forty-two billion, one hundred fifty-one million, three hundred twenty-three thousand, two hundred fifty-four".