146387351236 has 27 divisors (see below), whose sum is σ = 298013726829. Its totient is φ = 62735140608.

The previous prime is 146387351233. The next prime is 146387351261. The reversal of 146387351236 is 632153783641.

The square root of 146387351236 is 382606.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 69857661636 + 76529689600 = 264306^2 + 276640^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 146387351236.

It is not an unprimeable number, because it can be changed into a prime (146387351233) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5342820 + ... + 5370148.

Almost surely, 2^146387351236 is an apocalyptic number.

146387351236 is the 382606-th square number.

It is an amenable number.

146387351236 is an abundant number, since it is smaller than the sum of its proper divisors (151626375593).

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

146387351236 is an frugal number, since it uses more digits than its factorization.

146387351236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54676 (or 27338 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 49.

Multiplying 146387351236 by its sum of digits (49), we get a square (7172980210564 = 2678242²).

146387351236 divided by its sum of digits (49) gives a square (2987496964 = 54658²).

The spelling of 146387351236 in words is "one hundred forty-six billion, three hundred eighty-seven million, three hundred fifty-one thousand, two hundred thirty-six".