37981322479 has 8 divisors (see below), whose sum is σ = 39059098848. Its totient is φ = 36910755840.

The previous prime is 37981322471. The next prime is 37981322501. The reversal of 37981322479 is 97422318973.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 37981322479 - 2³ = 37981322471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37981322471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1791747 + ... + 1812820.

It is an arithmetic number, because the mean of its divisors is an integer number (4882387356).

Almost surely, 2^37981322479 is an apocalyptic number.

37981322479 is a deficient number, since it is larger than the sum of its proper divisors (1077776369).

37981322479 is a wasteful number, since it uses less digits than its factorization.

37981322479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604865.

The product of its digits is 4572288, while the sum is 55.

The spelling of 37981322479 in words is "thirty-seven billion, nine hundred eighty-one million, three hundred twenty-two thousand, four hundred seventy-nine".