140859621471 has 16 divisors (see below), whose sum is σ = 192062638080. Its totient is φ = 91794587040.

The previous prime is 140859621391. The next prime is 140859621517. The reversal of 140859621471 is 174126958041.

It is not a de Polignac number, because 140859621471 - 2²⁹ = 140322750559 is a prime.

It is a super-3 number, since 3×140859621471³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140859621471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140859601471) 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, 1591431 + ... + 1677608.

It is an arithmetic number, because the mean of its divisors is an integer number (12003914880).

Almost surely, 2^140859621471 is an apocalyptic number.

140859621471 is a deficient number, since it is larger than the sum of its proper divisors (51203016609).

140859621471 is a wasteful number, since it uses less digits than its factorization.

140859621471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269366.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 140859621471 in words is "one hundred forty billion, eight hundred fifty-nine million, six hundred twenty-one thousand, four hundred seventy-one".