37821948243 has 16 divisors (see below), whose sum is σ = 51065753856. Its totient is φ = 24897800160.

The previous prime is 37821948217. The next prime is 37821948323. The reversal of 37821948243 is 34284912873.

It is not a de Polignac number, because 37821948243 - 2⁹ = 37821947731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (37821948943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69148 + ... + 283593.

It is an arithmetic number, because the mean of its divisors is an integer number (3191609616).

Almost surely, 2^37821948243 is an apocalyptic number.

37821948243 is a deficient number, since it is larger than the sum of its proper divisors (13243805613).

37821948243 is a wasteful number, since it uses less digits than its factorization.

37821948243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353194.

The product of its digits is 2322432, while the sum is 51.

The spelling of 37821948243 in words is "thirty-seven billion, eight hundred twenty-one million, nine hundred forty-eight thousand, two hundred forty-three".