40136144523632 has 40 divisors (see below), whose sum is σ = 81402884739072. Its totient is φ = 19147183876800.

The previous prime is 40136144523583. The next prime is 40136144523649. The reversal of 40136144523632 is 23632544163104.

It is a super-2 number, since 2×40136144523632² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569821448 + ... + 569891879.

Almost surely, 2^{40136144523632} is an apocalyptic number.

It is an amenable number.

40136144523632 is an abundant number, since it is smaller than the sum of its proper divisors (41266740215440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40136144523632 is a wasteful number, since it uses less digits than its factorization.

40136144523632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139713437 (or 1139713431 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

Adding to 40136144523632 its reverse (23632544163104), we get a palindrome (63768688686736).

The spelling of 40136144523632 in words is "forty trillion, one hundred thirty-six billion, one hundred forty-four million, five hundred twenty-three thousand, six hundred thirty-two".