1867480767364 has 81 divisors (see below), whose sum is σ = 3427649994447. Its totient is φ = 890252408448.

The previous prime is 1867480767353. The next prime is 1867480767367. The reversal of 1867480767364 is 4637670847681.

The square root of 1867480767364 is 1366558.

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

It can be written as a sum of positive squares in 4 ways, for example, as 114610685764 + 1752870081600 = 338542^2 + 1323960^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1867480767364.

It is not an unprimeable number, because it can be changed into a prime (1867480767367) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5966392072 + ... + 5966392384.

Almost surely, 2^{1867480767364} is an apocalyptic number.

1867480767364 is the 1366558-th square number.

It is an amenable number.

1867480767364 is a deficient number, since it is larger than the sum of its proper divisors (1560169227083).

1867480767364 is an frugal number, since it uses more digits than its factorization.

1867480767364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 227598336, while the sum is 67.

The spelling of 1867480767364 in words is "one trillion, eight hundred sixty-seven billion, four hundred eighty million, seven hundred sixty-seven thousand, three hundred sixty-four".