40140542432632 has 64 divisors (see below), whose sum is σ = 79331302152000. Its totient is φ = 19011738031104.

The previous prime is 40140542432629. The next prime is 40140542432657. The reversal of 40140542432632 is 23623424504104.

It is a super-2 number, since 2×40140542432632² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 353563908 + ... + 353677420.

It is an arithmetic number, because the mean of its divisors is an integer number (1239551596125).

Almost surely, 2^{40140542432632} is an apocalyptic number.

It is an amenable number.

40140542432632 is a deficient number, since it is larger than the sum of its proper divisors (39190759719368).

40140542432632 is a wasteful number, since it uses less digits than its factorization.

40140542432632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142360 (or 142356 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 40140542432632 its reverse (23623424504104), we get a palindrome (63763966936736).

The spelling of 40140542432632 in words is "forty trillion, one hundred forty billion, five hundred forty-two million, four hundred thirty-two thousand, six hundred thirty-two".