40697072100 has 108 divisors (see below), whose sum is σ = 128204294400. Its totient is φ = 10797969600.

The previous prime is 40697072099. The next prime is 40697072113. The reversal of 40697072100 is 127079604.

It is a happy number.

40697072100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 65485 + ... + 292715.

It is an arithmetic number, because the mean of its divisors is an integer number (1187076800).

Almost surely, 2^40697072100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40697072100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64102147200).

40697072100 is an abundant number, since it is smaller than the sum of its proper divisors (87507222300).

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

40697072100 is a wasteful number, since it uses less digits than its factorization.

40697072100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227450 (or 227440 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 40697072100 in words is "forty billion, six hundred ninety-seven million, seventy-two thousand, one hundred".