140904047628 has 36 divisors (see below), whose sum is σ = 356507402160. Its totient is φ = 46924066656.

The previous prime is 140904047617. The next prime is 140904047653. The reversal of 140904047628 is 826740409041.

140904047628 is a `hidden beast` number, since 14 + 0 + 9 + 0 + 4 + 0 + 4 + 7 + 628 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1792200 + ... + 1869167.

Almost surely, 2^140904047628 is an apocalyptic number.

140904047628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

140904047628 is an abundant number, since it is smaller than the sum of its proper divisors (215603354532).

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

140904047628 is a wasteful number, since it uses less digits than its factorization.

140904047628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662446 (or 3662441 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 140904047628 in words is "one hundred forty billion, nine hundred four million, forty-seven thousand, six hundred twenty-eight".