162690270552 has 384 divisors, whose sum is σ = 490665600000. Its totient is φ = 49844906496.

The previous prime is 162690270517. The next prime is 162690270553. The reversal of 162690270552 is 255072096261.

162690270552 is a `hidden beast` number, since 1 + 6 + 2 + 6 + 90 + 2 + 7 + 0 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 162690270498 and 162690270507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162690270553) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 817538949 + ... + 817539147.

It is an arithmetic number, because the mean of its divisors is an integer number (1277775000).

Almost surely, 2^162690270552 is an apocalyptic number.

162690270552 is a gapful number since it is divisible by the number (12) 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 162690270552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245332800000).

162690270552 is an abundant number, since it is smaller than the sum of its proper divisors (327975329448).

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

162690270552 is a wasteful number, since it uses less digits than its factorization.

162690270552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 162690270552 in words is "one hundred sixty-two billion, six hundred ninety million, two hundred seventy thousand, five hundred fifty-two".