39037981468 has 48 divisors (see below), whose sum is σ = 71492420160. Its totient is φ = 18627840000.

The previous prime is 39037981441. The next prime is 39037981469. The reversal of 39037981468 is 86418973093.

It is a super-2 number, since 2×39037981468² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39037981469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7882393 + ... + 7887343.

It is an arithmetic number, because the mean of its divisors is an integer number (1489425420).

Almost surely, 2^39037981468 is an apocalyptic number.

It is an amenable number.

39037981468 is a deficient number, since it is larger than the sum of its proper divisors (32454438692).

39037981468 is a wasteful number, since it uses less digits than its factorization.

39037981468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5758 (or 5756 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 39037981468 in words is "thirty-nine billion, thirty-seven million, nine hundred eighty-one thousand, four hundred sixty-eight".