140140276264 has 8 divisors (see below), whose sum is σ = 262763018010. Its totient is φ = 70070138128.

The previous prime is 140140276249. The next prime is 140140276267. The reversal of 140140276264 is 462672041041.

It can be written as a sum of positive squares in only one way, i.e., 96727220100 + 43413056164 = 311010^2 + 208358^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (140140276267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8758767259 + ... + 8758767274.

Almost surely, 2^140140276264 is an apocalyptic number.

It is an amenable number.

140140276264 is a deficient number, since it is larger than the sum of its proper divisors (122622741746).

140140276264 is a wasteful number, since it uses less digits than its factorization.

140140276264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17517534539 (or 17517534535 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 140140276264 in words is "one hundred forty billion, one hundred forty million, two hundred seventy-six thousand, two hundred sixty-four".