1532253656 has 32 divisors (see below), whose sum is σ = 3055320000. Its totient is φ = 717897216.

The previous prime is 1532253649. The next prime is 1532253677. The reversal of 1532253656 is 6563522351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6545 + ... + 55743.

It is an arithmetic number, because the mean of its divisors is an integer number (95478750).

Almost surely, 2^1532253656 is an apocalyptic number.

It is an amenable number.

1532253656 is a deficient number, since it is larger than the sum of its proper divisors (1523066344).

1532253656 is a wasteful number, since it uses less digits than its factorization.

1532253656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49451 (or 49447 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The square root of 1532253656 is about 39144.0117514799. The cubic root of 1532253656 is about 1152.8608434326.

The spelling of 1532253656 in words is "one billion, five hundred thirty-two million, two hundred fifty-three thousand, six hundred fifty-six".