37221885370368 has 168 divisors, whose sum is σ = 107804149509888. Its totient is φ = 12374890708992.

The previous prime is 37221885370343. The next prime is 37221885370391. The reversal of 37221885370368 is 86307358812273.

37221885370368 is a `hidden beast` number, since 3 + 7 + 2 + 218 + 8 + 53 + 7 + 0 + 368 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27578746 + ... + 28896902.

Almost surely, 2^{37221885370368} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37221885370368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53902074754944).

37221885370368 is an abundant number, since it is smaller than the sum of its proper divisors (70582264139520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37221885370368 is a wasteful number, since it uses less digits than its factorization.

37221885370368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318572 (or 1318545 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 37221885370368 in words is "thirty-seven trillion, two hundred twenty-one billion, eight hundred eighty-five million, three hundred seventy thousand, three hundred sixty-eight".