140774248166279 has 16 divisors (see below), whose sum is σ = 173365176145728. Its totient is φ = 111314603642112.

The previous prime is 140774248166273. The next prime is 140774248166281. The reversal of 140774248166279 is 972661842477041.

It is not a de Polignac number, because 140774248166279 - 2²⁸ = 140773979730823 is a prime.

It is a super-2 number, since 2×140774248166279² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140774248166273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466647572 + ... + 466949145.

It is an arithmetic number, because the mean of its divisors is an integer number (10835323509108).

Almost surely, 2^{140774248166279} is an apocalyptic number.

140774248166279 is a deficient number, since it is larger than the sum of its proper divisors (32590927979449).

140774248166279 is a wasteful number, since it uses less digits than its factorization.

140774248166279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933598394.

The product of its (nonzero) digits is 227598336, while the sum is 68.

The spelling of 140774248166279 in words is "one hundred forty trillion, seven hundred seventy-four billion, two hundred forty-eight million, one hundred sixty-six thousand, two hundred seventy-nine".