537163326 has 160 divisors (see below), whose sum is σ = 1467797760. Its totient is φ = 143420544.

The previous prime is 537163313. The next prime is 537163369. The reversal of 537163326 is 623361735.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2305306 + ... + 2305538.

It is an arithmetic number, because the mean of its divisors is an integer number (9173736).

Almost surely, 2^537163326 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537163326, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733898880).

537163326 is an abundant number, since it is smaller than the sum of its proper divisors (930634434).

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

537163326 is a wasteful number, since it uses less digits than its factorization.

537163326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 371 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 537163326 is about 23176.7842031633. The cubic root of 537163326 is about 812.8968701308.

The spelling of 537163326 in words is "five hundred thirty-seven million, one hundred sixty-three thousand, three hundred twenty-six".