1601409050 has 24 divisors (see below), whose sum is σ = 2980200252. Its totient is φ = 640224000.

The previous prime is 1601409049. The next prime is 1601409113. The reversal of 1601409050 is 509041061.

It can be written as a sum of positive squares in 6 ways, for example, as 628655329 + 972753721 = 25073^2 + 31189^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100640 + ... + 115460.

Almost surely, 2^1601409050 is an apocalyptic number.

1601409050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601409050 is a deficient number, since it is larger than the sum of its proper divisors (1378791202).

1601409050 is a wasteful number, since it uses less digits than its factorization.

1601409050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16994 (or 16989 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1601409050 is about 40017.6092489294. The cubic root of 1601409050 is about 1169.9503351456.

The spelling of 1601409050 in words is "one billion, six hundred one million, four hundred nine thousand, fifty".