2365554138 has 16 divisors (see below), whose sum is σ = 4883725056. Its totient is φ = 763081920.

The previous prime is 2365554137. The next prime is 2365554143. The reversal of 2365554138 is 8314555632.

It is a self number, because there is not a number n which added to its sum of digits gives 2365554138.

It is not an unprimeable number, because it can be changed into a prime (2365554137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6358831 + ... + 6359202.

It is an arithmetic number, because the mean of its divisors is an integer number (305232816).

Almost surely, 2^2365554138 is an apocalyptic number.

2365554138 is an abundant number, since it is smaller than the sum of its proper divisors (2518170918).

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

2365554138 is a wasteful number, since it uses less digits than its factorization.

2365554138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12718069.

The product of its digits is 432000, while the sum is 42.

The square root of 2365554138 is about 48636.9626724367. The cubic root of 2365554138 is about 1332.4296774568.

The spelling of 2365554138 in words is "two billion, three hundred sixty-five million, five hundred fifty-four thousand, one hundred thirty-eight".