655336425436 has 144 divisors (see below), whose sum is σ = 1469758608864. Its totient is φ = 254913120000.

The previous prime is 655336425433. The next prime is 655336425439. The reversal of 655336425436 is 634524633556.

It is an interprime number because it is at equal distance from previous prime (655336425433) and next prime (655336425439).

It is a super-3 number, since 3×655336425436³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655336425433) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 198524986 + ... + 198528286.

It is an arithmetic number, because the mean of its divisors is an integer number (10206657006).

Almost surely, 2^655336425436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655336425436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (734879304432).

655336425436 is an abundant number, since it is smaller than the sum of its proper divisors (814422183428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

655336425436 is a wasteful number, since it uses less digits than its factorization.

655336425436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113 (or 4082 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 52.

The spelling of 655336425436 in words is "six hundred fifty-five billion, three hundred thirty-six million, four hundred twenty-five thousand, four hundred thirty-six".