1600030157444 has 24 divisors (see below), whose sum is σ = 2817196027800. Its totient is φ = 795130053120.

The previous prime is 1600030157443. The next prime is 1600030157497. The reversal of 1600030157444 is 4447510300061.

It can be written as a sum of positive squares in 4 ways, for example, as 658431627844 + 941598529600 = 811438^2 + 970360^2 .

It is a super-2 number, since 2×1600030157444² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1600030157443) 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, 1139759 + ... + 2121110.

It is an arithmetic number, because the mean of its divisors is an integer number (117383167825).

Almost surely, 2^{1600030157444} is an apocalyptic number.

It is an amenable number.

1600030157444 is a deficient number, since it is larger than the sum of its proper divisors (1217165870356).

1600030157444 is a wasteful number, since it uses less digits than its factorization.

1600030157444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261623 (or 3261621 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 1600030157444 in words is "one trillion, six hundred billion, thirty million, one hundred fifty-seven thousand, four hundred forty-four".