2244915141538 has 16 divisors (see below), whose sum is σ = 3545846310240. Its totient is φ = 1063007820000.

The previous prime is 2244915141529. The next prime is 2244915141551. The reversal of 2244915141538 is 8351415194422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2244915141491 and 2244915141500.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10252363 + ... + 10469038.

It is an arithmetic number, because the mean of its divisors is an integer number (221615394390).

Almost surely, 2^{2244915141538} is an apocalyptic number.

2244915141538 is a deficient number, since it is larger than the sum of its proper divisors (1300931168702).

2244915141538 is a wasteful number, since it uses less digits than its factorization.

2244915141538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20724273.

The product of its digits is 1382400, while the sum is 49.

The spelling of 2244915141538 in words is "two trillion, two hundred forty-four billion, nine hundred fifteen million, one hundred forty-one thousand, five hundred thirty-eight".