140770746667 has 4 divisors (see below), whose sum is σ = 142221991576. Its totient is φ = 139319501760.

The previous prime is 140770746661. The next prime is 140770746679. The reversal of 140770746667 is 766647077041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 766647077041 = 197927 ⋅3873383.

It is a cyclic number.

It is not a de Polignac number, because 140770746667 - 2¹¹ = 140770744619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140770746661) 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, 725622309 + ... + 725622502.

It is an arithmetic number, because the mean of its divisors is an integer number (35555497894).

Almost surely, 2^140770746667 is an apocalyptic number.

140770746667 is a deficient number, since it is larger than the sum of its proper divisors (1451244909).

140770746667 is an equidigital number, since it uses as much as digits as its factorization.

140770746667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451244908.

The product of its (nonzero) digits is 8297856, while the sum is 55.

The spelling of 140770746667 in words is "one hundred forty billion, seven hundred seventy million, seven hundred forty-six thousand, six hundred sixty-seven".