140504463561 has 16 divisors (see below), whose sum is σ = 233565861888. Its totient is φ = 72989331600.

The previous prime is 140504463503. The next prime is 140504463569. The reversal of 140504463561 is 165364405041.

It is not a de Polignac number, because 140504463561 - 2¹⁰ = 140504462537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140504463569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304121985 + ... + 304122446.

It is an arithmetic number, because the mean of its divisors is an integer number (14597866368).

Almost surely, 2^140504463561 is an apocalyptic number.

140504463561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140504463561 is a deficient number, since it is larger than the sum of its proper divisors (93061398327).

140504463561 is a wasteful number, since it uses less digits than its factorization.

140504463561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608244452.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 140504463561 in words is "one hundred forty billion, five hundred four million, four hundred sixty-three thousand, five hundred sixty-one".