1537782912 has 48 divisors (see below), whose sum is σ = 4425133830. Its totient is φ = 512593920.

The previous prime is 1537782901. The next prime is 1537782973. The reversal of 1537782912 is 2192877351.

It can be written as a sum of positive squares in only one way, i.e., 1051315776 + 486467136 = 32424^2 + 22056^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666289 + ... + 668592.

Almost surely, 2^1537782912 is an apocalyptic number.

1537782912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1537782912 is an abundant number, since it is smaller than the sum of its proper divisors (2887350918).

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

1537782912 is a wasteful number, since it uses less digits than its factorization.

1537782912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334901 (or 1334886 counting only the distinct ones).

The product of its digits is 211680, while the sum is 45.

The square root of 1537782912 is about 39214.5752495166. The cubic root of 1537782912 is about 1154.2459079452.

It can be divided in two parts, 15377 and 82912, that added together give a palindrome (98289).

The spelling of 1537782912 in words is "one billion, five hundred thirty-seven million, seven hundred eighty-two thousand, nine hundred twelve".