742293972587 has 4 divisors (see below), whose sum is σ = 742448076216. Its totient is φ = 742139868960.

The previous prime is 742293972577. The next prime is 742293972611. The reversal of 742293972587 is 785279392247.

742293972587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742293972587 - 2¹⁶ = 742293907051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742293972527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77044589 + ... + 77054222.

It is an arithmetic number, because the mean of its divisors is an integer number (185612019054).

Almost surely, 2^742293972587 is an apocalyptic number.

742293972587 is a deficient number, since it is larger than the sum of its proper divisors (154103629).

742293972587 is a wasteful number, since it uses less digits than its factorization.

742293972587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154103628.

The product of its digits is 106686720, while the sum is 65.

The spelling of 742293972587 in words is "seven hundred forty-two billion, two hundred ninety-three million, nine hundred seventy-two thousand, five hundred eighty-seven".