140775622740 has 36 divisors (see below), whose sum is σ = 427019389524. Its totient is φ = 37540166016.

The previous prime is 140775622721. The next prime is 140775622753. The reversal of 140775622740 is 47226577041.

140775622740 is a `hidden beast` number, since 1 + 40 + 7 + 7 + 562 + 2 + 7 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30756039876 + 110019582864 = 175374^2 + 331692^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391043217 + ... + 391043576.

It is an arithmetic number, because the mean of its divisors is an integer number (11861649709).

Almost surely, 2^140775622740 is an apocalyptic number.

140775622740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140775622740 is an abundant number, since it is smaller than the sum of its proper divisors (286243766784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140775622740 is a wasteful number, since it uses less digits than its factorization.

140775622740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782086808 (or 782086803 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 140775622740 in words is "one hundred forty billion, seven hundred seventy-five million, six hundred twenty-two thousand, seven hundred forty".