2689305652925 has 24 divisors (see below), whose sum is σ = 3341248289280. Its totient is φ = 2147248083200.

The previous prime is 2689305652919. The next prime is 2689305652987. The reversal of 2689305652925 is 5292565039862.

It is not a de Polignac number, because 2689305652925 - 2⁴ = 2689305652909 is a prime.

It is a super-2 number, since 2×2689305652925² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36008021 + ... + 36082629.

It is an arithmetic number, because the mean of its divisors is an integer number (139218678720).

Almost surely, 2^{2689305652925} is an apocalyptic number.

2689305652925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2689305652925 is a deficient number, since it is larger than the sum of its proper divisors (651942636355).

2689305652925 is a wasteful number, since it uses less digits than its factorization.

2689305652925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77413 (or 77408 counting only the distinct ones).

The product of its (nonzero) digits is 69984000, while the sum is 62.

The spelling of 2689305652925 in words is "two trillion, six hundred eighty-nine billion, three hundred five million, six hundred fifty-two thousand, nine hundred twenty-five".