140808346546 has 32 divisors (see below), whose sum is σ = 242804016000. Its totient is φ = 59992099200.

The previous prime is 140808346477. The next prime is 140808346559. The reversal of 140808346546 is 645643808041.

It is a self number, because there is not a number n which added to its sum of digits gives 140808346546.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8858526 + ... + 8874406.

It is an arithmetic number, because the mean of its divisors is an integer number (7587625500).

Almost surely, 2^140808346546 is an apocalyptic number.

140808346546 is a deficient number, since it is larger than the sum of its proper divisors (101995669454).

140808346546 is a wasteful number, since it uses less digits than its factorization.

140808346546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19570.

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 140808346546 in words is "one hundred forty billion, eight hundred eight million, three hundred forty-six thousand, five hundred forty-six".