140433954377 has 4 divisors (see below), whose sum is σ = 140435331600. Its totient is φ = 140432577156.

The previous prime is 140433954373. The next prime is 140433954449. The reversal of 140433954377 is 773459334041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 773459334041 = 251 ⋅3081511291.

It is a cyclic number.

It is not a de Polignac number, because 140433954377 - 2² = 140433954373 is a prime.

It is a super-2 number, since 2×140433954377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140433954371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522263 + ... + 744060.

It is an arithmetic number, because the mean of its divisors is an integer number (35108832900).

Almost surely, 2^140433954377 is an apocalyptic number.

It is an amenable number.

140433954377 is a deficient number, since it is larger than the sum of its proper divisors (1377223).

140433954377 is a wasteful number, since it uses less digits than its factorization.

140433954377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377222.

The product of its (nonzero) digits is 3810240, while the sum is 50.

The spelling of 140433954377 in words is "one hundred forty billion, four hundred thirty-three million, nine hundred fifty-four thousand, three hundred seventy-seven".