4655899376640 has 528 divisors, whose sum is σ = 17824289640768. Its totient is φ = 1117729062912.

The previous prime is 4655899376633. The next prime is 4655899376641. The reversal of 4655899376640 is 466739985564.

4655899376640 is a `hidden beast` number, since 4 + 6 + 5 + 589 + 9 + 37 + 6 + 6 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4655899376641) 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, 17888074 + ... + 18146486.

Almost surely, 2^{4655899376640} is an apocalyptic number.

4655899376640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4655899376640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8912144820384).

4655899376640 is an abundant number, since it is smaller than the sum of its proper divisors (13168390264128).

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

4655899376640 is a wasteful number, since it uses less digits than its factorization.

4655899376640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258484 (or 258463 counting only the distinct ones).

The product of its (nonzero) digits is 1175731200, while the sum is 72.

The spelling of 4655899376640 in words is "four trillion, six hundred fifty-five billion, eight hundred ninety-nine million, three hundred seventy-six thousand, six hundred forty".