40452225436 has 24 divisors (see below), whose sum is σ = 81030702816. Its totient is φ = 17309614080.

The previous prime is 40452225433. The next prime is 40452225449. The reversal of 40452225436 is 63452225404.

It is a junction number, because it is equal to n+sod(n) for n = 40452225395 and 40452225404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40452225431) 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, 1108981 + ... + 1144876.

It is an arithmetic number, because the mean of its divisors is an integer number (3376279284).

Almost surely, 2^40452225436 is an apocalyptic number.

It is an amenable number.

40452225436 is an abundant number, since it is smaller than the sum of its proper divisors (40578477380).

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

40452225436 is a wasteful number, since it uses less digits than its factorization.

40452225436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254509 (or 2254507 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 40452225436 in words is "forty billion, four hundred fifty-two million, two hundred twenty-five thousand, four hundred thirty-six".