140772477429 has 24 divisors (see below), whose sum is σ = 210230219264. Its totient is φ = 90676908000.

The previous prime is 140772477427. The next prime is 140772477437. The reversal of 140772477429 is 924774277041.

140772477429 is a `hidden beast` number, since 140 + 7 + 7 + 2 + 4 + 77 + 429 = 666.

It is not a de Polignac number, because 140772477429 - 2¹ = 140772477427 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140772477427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 223762 + ... + 575859.

Almost surely, 2^140772477429 is an apocalyptic number.

It is an amenable number.

140772477429 is a deficient number, since it is larger than the sum of its proper divisors (69457741835).

140772477429 is a wasteful number, since it uses less digits than its factorization.

140772477429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800289 (or 800286 counting only the distinct ones).

The product of its (nonzero) digits is 5531904, while the sum is 54.

The spelling of 140772477429 in words is "one hundred forty billion, seven hundred seventy-two million, four hundred seventy-seven thousand, four hundred twenty-nine".