140469792761 has 2 divisors, whose sum is σ = 140469792762. Its totient is φ = 140469792760.

The previous prime is 140469792689. The next prime is 140469792767. The reversal of 140469792761 is 167297964041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125812090000 + 14657702761 = 354700^2 + 121069^2 .

It is a cyclic number.

It is not a de Polignac number, because 140469792761 - 2²² = 140465598457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140469792697 and 140469792706.

It is not a weakly prime, because it can be changed into another prime (140469792767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70234896380 + 70234896381.

It is an arithmetic number, because the mean of its divisors is an integer number (70234896381).

Almost surely, 2^140469792761 is an apocalyptic number.

It is an amenable number.

140469792761 is a deficient number, since it is larger than the sum of its proper divisors (1).

140469792761 is an equidigital number, since it uses as much as digits as its factorization.

140469792761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 140469792761 in words is "one hundred forty billion, four hundred sixty-nine million, seven hundred ninety-two thousand, seven hundred sixty-one".