140777477434 has 16 divisors (see below), whose sum is σ = 230369598720. Its totient is φ = 63987969760.

The previous prime is 140777477429. The next prime is 140777477441. The reversal of 140777477434 is 434774777041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017207 + ... + 1147285.

It is an arithmetic number, because the mean of its divisors is an integer number (14398099920).

Almost surely, 2^140777477434 is an apocalyptic number.

140777477434 is a deficient number, since it is larger than the sum of its proper divisors (89592121286).

140777477434 is a wasteful number, since it uses less digits than its factorization.

140777477434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179285.

The product of its (nonzero) digits is 12907776, while the sum is 55.

The spelling of 140777477434 in words is "one hundred forty billion, seven hundred seventy-seven million, four hundred seventy-seven thousand, four hundred thirty-four".