1252432450988 has 12 divisors (see below), whose sum is σ = 2192478495312. Its totient is φ = 626010023760.

The previous prime is 1252432450987. The next prime is 1252432451003. The reversal of 1252432450988 is 8890542342521.

It is a happy number.

It is a super-2 number, since 2×1252432450988² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1252432450987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51536768 + ... + 51561063.

It is an arithmetic number, because the mean of its divisors is an integer number (182706541276).

Almost surely, 2^{1252432450988} is an apocalyptic number.

It is an amenable number.

1252432450988 is a deficient number, since it is larger than the sum of its proper divisors (940046044324).

1252432450988 is a wasteful number, since it uses less digits than its factorization.

1252432450988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103100872 (or 103100870 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 1252432450988 in words is "one trillion, two hundred fifty-two billion, four hundred thirty-two million, four hundred fifty thousand, nine hundred eighty-eight".