39977238219 has 16 divisors (see below), whose sum is σ = 53504330880. Its totient is φ = 26550910080.

The previous prime is 39977238179. The next prime is 39977238229. The reversal of 39977238219 is 91283277993.

It is not a de Polignac number, because 39977238219 - 2¹⁵ = 39977205451 is a prime.

It is a super-2 number, since 2×39977238219² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39977238229) 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, 1952467 + ... + 1972835.

It is an arithmetic number, because the mean of its divisors is an integer number (3344020680).

Almost surely, 2^39977238219 is an apocalyptic number.

39977238219 is a deficient number, since it is larger than the sum of its proper divisors (13527092661).

39977238219 is a wasteful number, since it uses less digits than its factorization.

39977238219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22810.

The product of its digits is 10287648, while the sum is 60.

The spelling of 39977238219 in words is "thirty-nine billion, nine hundred seventy-seven million, two hundred thirty-eight thousand, two hundred nineteen".