37428321242 has 8 divisors (see below), whose sum is σ = 60461134356. Its totient is φ = 17274609792.

The previous prime is 37428321241. The next prime is 37428321251. The reversal of 37428321242 is 24212382473.

It can be written as a sum of positive squares in 2 ways, for example, as 26643706441 + 10784614801 = 163229^2 + 103849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 37428321196 and 37428321205.

It is not an unprimeable number, because it can be changed into a prime (37428321241) 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, 719775383 + ... + 719775434.

Almost surely, 2^37428321242 is an apocalyptic number.

37428321242 is a deficient number, since it is larger than the sum of its proper divisors (23032813114).

37428321242 is a wasteful number, since it uses less digits than its factorization.

37428321242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439550832.

The product of its digits is 129024, while the sum is 38.

The spelling of 37428321242 in words is "thirty-seven billion, four hundred twenty-eight million, three hundred twenty-one thousand, two hundred forty-two".