45774568154138 has 4 divisors (see below), whose sum is σ = 68661852231210. Its totient is φ = 22887284077068.

The previous prime is 45774568154101. The next prime is 45774568154143. The reversal of 45774568154138 is 83145186547754.

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

It can be written as a sum of positive squares in only one way, i.e., 45720086525569 + 54481628569 = 6761663^2 + 233413^2 .

It is a super-2 number, since 2×45774568154138² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11443642038533 + ... + 11443642038536.

Almost surely, 2^{45774568154138} is an apocalyptic number.

45774568154138 is a deficient number, since it is larger than the sum of its proper divisors (22887284077072).

45774568154138 is a wasteful number, since it uses less digits than its factorization.

45774568154138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22887284077071.

The product of its digits is 451584000, while the sum is 68.

The spelling of 45774568154138 in words is "forty-five trillion, seven hundred seventy-four billion, five hundred sixty-eight million, one hundred fifty-four thousand, one hundred thirty-eight".