1601264552 has 16 divisors (see below), whose sum is σ = 3038545440. Its totient is φ = 790985776.

The previous prime is 1601264549. The next prime is 1601264591. The reversal of 1601264552 is 2554621061.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205108 + ... + 1206435.

It is an arithmetic number, because the mean of its divisors is an integer number (189909090).

Almost surely, 2^1601264552 is an apocalyptic number.

It is an amenable number.

1601264552 is a deficient number, since it is larger than the sum of its proper divisors (1437280888).

1601264552 is a wasteful number, since it uses less digits than its factorization.

1601264552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2411632 (or 2411628 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1601264552 is about 40015.8037780075. The cubic root of 1601264552 is about 1169.9151451841.

The spelling of 1601264552 in words is "one billion, six hundred one million, two hundred sixty-four thousand, five hundred fifty-two".