37366421242 has 4 divisors (see below), whose sum is σ = 56049631866. Its totient is φ = 18683210620.

The previous prime is 37366421227. The next prime is 37366421251. The reversal of 37366421242 is 24212466373.

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

It can be written as a sum of positive squares in only one way, i.e., 37341311121 + 25110121 = 193239^2 + 5011^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 37366421195 and 37366421204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9341605309 + ... + 9341605312.

Almost surely, 2^37366421242 is an apocalyptic number.

37366421242 is a deficient number, since it is larger than the sum of its proper divisors (18683210624).

37366421242 is a wasteful number, since it uses less digits than its factorization.

37366421242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18683210623.

The product of its digits is 290304, while the sum is 40.

The spelling of 37366421242 in words is "thirty-seven billion, three hundred sixty-six million, four hundred twenty-one thousand, two hundred forty-two".