140015252654 has 16 divisors (see below), whose sum is σ = 212711119200. Its totient is φ = 69113979264.

The previous prime is 140015252653. The next prime is 140015252659. The reversal of 140015252654 is 456252510041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140015252653) 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, 492719 + ... + 723050.

It is an arithmetic number, because the mean of its divisors is an integer number (13294444950).

Almost surely, 2^140015252654 is an apocalyptic number.

140015252654 is a deficient number, since it is larger than the sum of its proper divisors (72695866546).

140015252654 is a wasteful number, since it uses less digits than its factorization.

140015252654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216507.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 140015252654 its reverse (456252510041), we get a palindrome (596267762695).

The spelling of 140015252654 in words is "one hundred forty billion, fifteen million, two hundred fifty-two thousand, six hundred fifty-four".