213756963325 has 24 divisors (see below), whose sum is σ = 272287179648. Its totient is φ = 166344194880.

The previous prime is 213756963313. The next prime is 213756963331. The reversal of 213756963325 is 523369657312.

It is not a de Polignac number, because 213756963325 - 2¹³ = 213756955133 is a prime.

It is a Duffinian number.

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, 4214064 + ... + 4264486.

It is an arithmetic number, because the mean of its divisors is an integer number (11345299152).

Almost surely, 2^213756963325 is an apocalyptic number.

213756963325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

213756963325 is a deficient number, since it is larger than the sum of its proper divisors (58530216323).

213756963325 is a wasteful number, since it uses less digits than its factorization.

213756963325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55053 (or 55048 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 52.

The spelling of 213756963325 in words is "two hundred thirteen billion, seven hundred fifty-six million, nine hundred sixty-three thousand, three hundred twenty-five".