40761217452 has 24 divisors (see below), whose sum is σ = 95317637296. Its totient is φ = 13557339648.

The previous prime is 40761217451. The next prime is 40761217459. The reversal of 40761217452 is 25471216704.

It is a super-2 number, since 2×40761217452² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40761217452.

It is not an unprimeable number, because it can be changed into a prime (40761217451) 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, 3710893 + ... + 3721860.

Almost surely, 2^40761217452 is an apocalyptic number.

It is an amenable number.

40761217452 is an abundant number, since it is smaller than the sum of its proper divisors (54556419844).

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

40761217452 is a wasteful number, since it uses less digits than its factorization.

40761217452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7433217 (or 7433215 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 40761217452 in words is "forty billion, seven hundred sixty-one million, two hundred seventeen thousand, four hundred fifty-two".