40469142532 has 72 divisors (see below), whose sum is σ = 93939784344. Its totient is φ = 15068003328.

The previous prime is 40469142529. The next prime is 40469142599. The reversal of 40469142532 is 23524196404.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1382976 + 40467759556 = 1176^2 + 201166^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 423823 + ... + 510454.

It is an arithmetic number, because the mean of its divisors is an integer number (1304719227).

Almost surely, 2^40469142532 is an apocalyptic number.

It is an amenable number.

40469142532 is an abundant number, since it is smaller than the sum of its proper divisors (53470641812).

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

40469142532 is a wasteful number, since it uses less digits than its factorization.

40469142532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934325 (or 934316 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 40469142532 in words is "forty billion, four hundred sixty-nine million, one hundred forty-two thousand, five hundred thirty-two".