140441603456 has 128 divisors (see below), whose sum is σ = 363990965760. Its totient is φ = 52338401280.

The previous prime is 140441603417. The next prime is 140441603459. The reversal of 140441603456 is 654306144041.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×140441603456² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140441603459) 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, 83081 + ... + 536456.

It is an arithmetic number, because the mean of its divisors is an integer number (2843679420).

Almost surely, 2^140441603456 is an apocalyptic number.

140441603456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140441603456 is an abundant number, since it is smaller than the sum of its proper divisors (223549362304).

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

140441603456 is a wasteful number, since it uses less digits than its factorization.

140441603456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619592 (or 619580 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 140441603456 its reverse (654306144041), we get a palindrome (794747747497).

The spelling of 140441603456 in words is "one hundred forty billion, four hundred forty-one million, six hundred three thousand, four hundred fifty-six".