737421021242 has 16 divisors (see below), whose sum is σ = 1106721743400. Its totient is φ = 368513825280.

The previous prime is 737421021203. The next prime is 737421021263. The reversal of 737421021242 is 242120124737.

It can be written as a sum of positive squares in 4 ways, for example, as 629831117161 + 107589904081 = 793619^2 + 328009^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57564134 + ... + 57576942.

Almost surely, 2^737421021242 is an apocalyptic number.

737421021242 is a deficient number, since it is larger than the sum of its proper divisors (369300722158).

737421021242 is a wasteful number, since it uses less digits than its factorization.

737421021242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25921.

The product of its (nonzero) digits is 37632, while the sum is 35.

Adding to 737421021242 its reverse (242120124737), we get a palindrome (979541145979).

The spelling of 737421021242 in words is "seven hundred thirty-seven billion, four hundred twenty-one million, twenty-one thousand, two hundred forty-two".