38143843530377 has 4 divisors (see below), whose sum is σ = 41077985340420. Its totient is φ = 35209701720336.

The previous prime is 38143843530349. The next prime is 38143843530383. The reversal of 38143843530377 is 77303534834183.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3250001306176 + 34893842224201 = 1802776^2 + 5907101^2 .

It is not a de Polignac number, because 38143843530377 - 2¹² = 38143843526281 is a prime.

It is a super-3 number, since 3×38143843530377³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38143843530307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1467070905002 + ... + 1467070905027.

It is an arithmetic number, because the mean of its divisors is an integer number (10269496335105).

Almost surely, 2^{38143843530377} is an apocalyptic number.

It is an amenable number.

38143843530377 is a deficient number, since it is larger than the sum of its proper divisors (2934141810043).

38143843530377 is a wasteful number, since it uses less digits than its factorization.

38143843530377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934141810042.

The product of its (nonzero) digits is 60963840, while the sum is 59.

The spelling of 38143843530377 in words is "thirty-eight trillion, one hundred forty-three billion, eight hundred forty-three million, five hundred thirty thousand, three hundred seventy-seven".