220154351252 has 96 divisors (see below), whose sum is σ = 457912030464. Its totient is φ = 91490048000.

The previous prime is 220154351233. The next prime is 220154351267. The reversal of 220154351252 is 252153451022.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3976553 + ... + 4031535.

It is an arithmetic number, because the mean of its divisors is an integer number (4769916984).

Almost surely, 2^220154351252 is an apocalyptic number.

220154351252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220154351252 is an abundant number, since it is smaller than the sum of its proper divisors (237757679212).

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

220154351252 is a wasteful number, since it uses less digits than its factorization.

220154351252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55169 (or 55167 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 220154351252 in words is "two hundred twenty billion, one hundred fifty-four million, three hundred fifty-one thousand, two hundred fifty-two".