40458582492 has 24 divisors (see below), whose sum is σ = 98507853696. Its totient is φ = 12899837808.

The previous prime is 40458582467. The next prime is 40458582497. The reversal of 40458582492 is 29428585404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40458582497) 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, 73294258 + ... + 73294809.

It is an arithmetic number, because the mean of its divisors is an integer number (4104493904).

Almost surely, 2^40458582492 is an apocalyptic number.

It is an amenable number.

40458582492 is an abundant number, since it is smaller than the sum of its proper divisors (58049271204).

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

40458582492 is a wasteful number, since it uses less digits than its factorization.

40458582492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146589097 (or 146589095 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 51.

The spelling of 40458582492 in words is "forty billion, four hundred fifty-eight million, five hundred eighty-two thousand, four hundred ninety-two".