140006930625 has 75 divisors (see below), whose sum is σ = 261506285733. Its totient is φ = 74625462000.

The previous prime is 140006930611. The next prime is 140006930639. The reversal of 140006930625 is 526039600041.

It is a happy number.

The square root of 140006930625 is 374175.

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

It is an interprime number because it is at equal distance from previous prime (140006930611) and next prime (140006930639).

It can be written as a sum of positive squares in 2 ways, for example, as 10976543361 + 129030387264 = 104769^2 + 359208^2 .

It is a tau number, because it is divible by the number of its divisors (75).

It is not a de Polignac number, because 140006930625 - 2¹⁷ = 140006799553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140006930625.

It is an unprimeable number.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 84188544 + ... + 84190206.

Almost surely, 2^140006930625 is an apocalyptic number.

140006930625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140006930625 is the 374175-th square number.

140006930625 is the 187088-th centered octagonal number.

It is an amenable number.

140006930625 is a deficient number, since it is larger than the sum of its proper divisors (121499355108).

140006930625 is an frugal number, since it uses more digits than its factorization.

140006930625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3358 (or 1671 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Multiplying 140006930625 by its sum of digits (36), we get a square (5040249502500 = 2245050²).

The spelling of 140006930625 in words is "one hundred forty billion, six million, nine hundred thirty thousand, six hundred twenty-five".