4445739154 has 4 divisors (see below), whose sum is σ = 6668608734. Its totient is φ = 2222869576.

The previous prime is 4445739061. The next prime is 4445739167. The reversal of 4445739154 is 4519375444.

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., 4354020225 + 91718929 = 65985^2 + 9577^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111434787 + ... + 1111434790.

Almost surely, 2^4445739154 is an apocalyptic number.

4445739154 is a deficient number, since it is larger than the sum of its proper divisors (2222869580).

4445739154 is a wasteful number, since it uses less digits than its factorization.

4445739154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222869579.

The product of its digits is 1209600, while the sum is 46.

The square root of 4445739154 is about 66676.3762812587. The cubic root of 4445739154 is about 1644.3010188038.

The spelling of 4445739154 in words is "four billion, four hundred forty-five million, seven hundred thirty-nine thousand, one hundred fifty-four".