140541551454 has 32 divisors (see below), whose sum is σ = 290437115904. Its totient is φ = 45291169440.

The previous prime is 140541551443. The next prime is 140541551467. The reversal of 140541551454 is 454155145041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184534 + ... + 561369.

It is an arithmetic number, because the mean of its divisors is an integer number (9076159872).

Almost surely, 2^140541551454 is an apocalyptic number.

140541551454 is an abundant number, since it is smaller than the sum of its proper divisors (149895564450).

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

140541551454 is a wasteful number, since it uses less digits than its factorization.

140541551454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746952.

The product of its (nonzero) digits is 160000, while the sum is 39.

Adding to 140541551454 its reverse (454155145041), we get a palindrome (594696696495).

The spelling of 140541551454 in words is "one hundred forty billion, five hundred forty-one million, five hundred fifty-one thousand, four hundred fifty-four".