40921210926 has 24 divisors (see below), whose sum is σ = 88689856944. Its totient is φ = 13636213920.

The previous prime is 40921210921. The next prime is 40921210927. The reversal of 40921210926 is 62901212904.

40921210926 is a `hidden beast` number, since 409 + 212 + 10 + 9 + 26 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40921210921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288631 + ... + 406386.

It is an arithmetic number, because the mean of its divisors is an integer number (3695410706).

Almost surely, 2^40921210926 is an apocalyptic number.

40921210926 is an abundant number, since it is smaller than the sum of its proper divisors (47768646018).

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

40921210926 is a wasteful number, since it uses less digits than its factorization.

40921210926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698296 (or 698293 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 40921210926 in words is "forty billion, nine hundred twenty-one million, two hundred ten thousand, nine hundred twenty-six".