9937013944 has 128 divisors (see below), whose sum is σ = 23241919680. Its totient is φ = 3913113600.

The previous prime is 9937013939. The next prime is 9937013969. The reversal of 9937013944 is 4493107399.

9937013944 = T₄₇₇ + T₄₇₈ + ... + T₃₉₀₈.

It is a super-2 number, since 2×9937013944² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12854742 + ... + 12855514.

Almost surely, 2^9937013944 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 9937013944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11620959840).

9937013944 is an abundant number, since it is smaller than the sum of its proper divisors (13304905736).

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

9937013944 is a wasteful number, since it uses less digits than its factorization.

9937013944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481 (or 1477 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 49.

The square root of 9937013944 is about 99684.5722466621. The cubic root of 9937013944 is about 2149.9018483406.

The spelling of 9937013944 in words is "nine billion, nine hundred thirty-seven million, thirteen thousand, nine hundred forty-four".