40487725272 has 32 divisors (see below), whose sum is σ = 101324044800. Its totient is φ = 13481944224.

The previous prime is 40487725241. The next prime is 40487725273. The reversal of 40487725272 is 27252778404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40487725273) 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, 849072 + ... + 895487.

It is an arithmetic number, because the mean of its divisors is an integer number (3166376400).

Almost surely, 2^40487725272 is an apocalyptic number.

It is an amenable number.

40487725272 is an abundant number, since it is smaller than the sum of its proper divisors (60836319528).

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

40487725272 is a wasteful number, since it uses less digits than its factorization.

40487725272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745535 (or 1745531 counting only the distinct ones).

The product of its (nonzero) digits is 1756160, while the sum is 48.

The spelling of 40487725272 in words is "forty billion, four hundred eighty-seven million, seven hundred twenty-five thousand, two hundred seventy-two".