46645211655 has 72 divisors (see below), whose sum is σ = 94111967664. Its totient is φ = 21309926400.

The previous prime is 46645211651. The next prime is 46645211659. The reversal of 46645211655 is 55611254664.

46645211655 is a `hidden beast` number, since 4 + 6 + 64 + 521 + 1 + 65 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (46645211651) and next prime (46645211659).

It is not a de Polignac number, because 46645211655 - 2² = 46645211651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 46645211655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46645211651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3987415 + ... + 3999095.

It is an arithmetic number, because the mean of its divisors is an integer number (1307110662).

Almost surely, 2^46645211655 is an apocalyptic number.

46645211655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

46645211655 is an abundant number, since it is smaller than the sum of its proper divisors (47466756009).

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

46645211655 is a wasteful number, since it uses less digits than its factorization.

46645211655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13517 (or 13507 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 46645211655 in words is "forty-six billion, six hundred forty-five million, two hundred eleven thousand, six hundred fifty-five".