140619000064 has 81 divisors (see below), whose sum is σ = 293711401123. Its totient is φ = 67186566656.

The previous prime is 140619000037. The next prime is 140619000089. The reversal of 140619000064 is 460000916041.

The square root of 140619000064 is 374992.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 137996547 + ... + 137997565.

Almost surely, 2^140619000064 is an apocalyptic number.

140619000064 is the 374992-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140619000064

140619000064 is an abundant number, since it is smaller than the sum of its proper divisors (153092401059).

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

140619000064 is an frugal number, since it uses more digits than its factorization.

140619000064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100 (or 1044 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

Multiplying 140619000064 by its product of nonzero digits (5184), we get a square (728968896331776 = 26999424²).

The spelling of 140619000064 in words is "one hundred forty billion, six hundred nineteen million, sixty-four", and thus it is an aban number.