696220655949 has 24 divisors (see below), whose sum is σ = 1237725612032. Its totient is φ = 367237268640.

The previous prime is 696220655873. The next prime is 696220655989. The reversal of 696220655949 is 949556022696.

It is not a de Polignac number, because 696220655949 - 2¹³ = 696220647757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696220655989) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425042317 + ... + 425043954.

Almost surely, 2^696220655949 is an apocalyptic number.

It is an amenable number.

696220655949 is a deficient number, since it is larger than the sum of its proper divisors (541504956083).

696220655949 is a wasteful number, since it uses less digits than its factorization.

696220655949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850086297 (or 850086294 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 696220655949 in words is "six hundred ninety-six billion, two hundred twenty million, six hundred fifty-five thousand, nine hundred forty-nine".