140677766 has 8 divisors (see below), whose sum is σ = 211963584. Its totient is φ = 70023240.

The previous prime is 140677727. The next prime is 140677769. The reversal of 140677766 is 667776041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140677769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157265 + ... + 158156.

It is an arithmetic number, because the mean of its divisors is an integer number (26495448).

Almost surely, 2^140677766 is an apocalyptic number.

140677766 is a deficient number, since it is larger than the sum of its proper divisors (71285818).

140677766 is a wasteful number, since it uses less digits than its factorization.

140677766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315646.

The product of its (nonzero) digits is 296352, while the sum is 44.

The square root of 140677766 is about 11860.7658268764. The cubic root of 140677766 is about 520.0859892314.

The spelling of 140677766 in words is "one hundred forty million, six hundred seventy-seven thousand, seven hundred sixty-six".