655691014 has 12 divisors (see below), whose sum is σ = 1081077732. Its totient is φ = 298041260.

The previous prime is 655690963. The next prime is 655691027. The reversal of 655691014 is 410196556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1354492 + ... + 1354975.

It is an arithmetic number, because the mean of its divisors is an integer number (90089811).

Almost surely, 2^655691014 is an apocalyptic number.

655691014 is a deficient number, since it is larger than the sum of its proper divisors (425386718).

655691014 is a wasteful number, since it uses less digits than its factorization.

655691014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2709491 (or 2709480 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 655691014 is about 25606.4643010315. The cubic root of 655691014 is about 868.7598545955.

The spelling of 655691014 in words is "six hundred fifty-five million, six hundred ninety-one thousand, fourteen".