40988947429 has 8 divisors (see below), whose sum is σ = 41221928448. Its totient is φ = 40756158240.

The previous prime is 40988947423. The next prime is 40988947453. The reversal of 40988947429 is 92474988904.

40988947429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40988947429 - 2³ = 40988947421 is a prime.

It is a super-2 number, since 2×40988947429² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40988947421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392014 + ... + 485440.

It is an arithmetic number, because the mean of its divisors is an integer number (5152741056).

Almost surely, 2^40988947429 is an apocalyptic number.

It is an amenable number.

40988947429 is a deficient number, since it is larger than the sum of its proper divisors (232981019).

40988947429 is a wasteful number, since it uses less digits than its factorization.

40988947429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95915.

The product of its (nonzero) digits is 41803776, while the sum is 64.

The spelling of 40988947429 in words is "forty billion, nine hundred eighty-eight million, nine hundred forty-seven thousand, four hundred twenty-nine".