742764738244 has 27 divisors (see below), whose sum is σ = 1318111508973. Its totient is φ = 366232887072.

The previous prime is 742764738239. The next prime is 742764738281. The reversal of 742764738244 is 442837467247.

The square root of 742764738244 is 861838.

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

742764738244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 421629448900 + 321135289344 = 649330^2 + 566688^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 125825397 + ... + 125831299.

Almost surely, 2^742764738244 is an apocalyptic number.

742764738244 is the 861838-th square number.

It is an amenable number.

742764738244 is a deficient number, since it is larger than the sum of its proper divisors (575346770729).

742764738244 is an frugal number, since it uses more digits than its factorization.

742764738244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11956 (or 5978 counting only the distinct ones).

The product of its digits is 50577408, while the sum is 58.

The spelling of 742764738244 in words is "seven hundred forty-two billion, seven hundred sixty-four million, seven hundred thirty-eight thousand, two hundred forty-four".