140263366060021 has 16 divisors (see below), whose sum is σ = 145976688829440. Its totient is φ = 134674961310720.

The previous prime is 140263366059961. The next prime is 140263366060049. The reversal of 140263366060021 is 120060663362041.

It is a happy number.

It is not a de Polignac number, because 140263366060021 - 2¹³ = 140263366051829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140263366060091) 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, 97803861 + ... + 99227626.

It is an arithmetic number, because the mean of its divisors is an integer number (9123543051840).

Almost surely, 2^{140263366060021} is an apocalyptic number.

It is an amenable number.

140263366060021 is a deficient number, since it is larger than the sum of its proper divisors (5713322769419).

140263366060021 is a wasteful number, since it uses less digits than its factorization.

140263366060021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197031804.

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 140263366060021 in words is "one hundred forty trillion, two hundred sixty-three billion, three hundred sixty-six million, sixty thousand, twenty-one".