140538776954 has 16 divisors (see below), whose sum is σ = 217633982976. Its totient is φ = 67994648400.

The previous prime is 140538776953. The next prime is 140538776957. The reversal of 140538776954 is 459677835041.

It is a super-2 number, since 2×140538776954² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140538776893 and 140538776902.

It is not an unprimeable number, because it can be changed into a prime (140538776953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417344 + ... + 674724.

It is an arithmetic number, because the mean of its divisors is an integer number (13602123936).

Almost surely, 2^140538776954 is an apocalyptic number.

140538776954 is a deficient number, since it is larger than the sum of its proper divisors (77095206022).

140538776954 is a wasteful number, since it uses less digits than its factorization.

140538776954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266221.

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 140538776954 in words is "one hundred forty billion, five hundred thirty-eight million, seven hundred seventy-six thousand, nine hundred fifty-four".