40012050510 has 96 divisors (see below), whose sum is σ = 114940088640. Its totient is φ = 9605612544.

The previous prime is 40012050509. The next prime is 40012050523. The reversal of 40012050510 is 1505021004.

40012050510 is a `hidden beast` number, since 40 + 0 + 120 + 505 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 533325 + ... + 603704.

It is an arithmetic number, because the mean of its divisors is an integer number (1197292590).

Almost surely, 2^40012050510 is an apocalyptic number.

40012050510 is an abundant number, since it is smaller than the sum of its proper divisors (74928038130).

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

40012050510 is a wasteful number, since it uses less digits than its factorization.

40012050510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137082 (or 1137079 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

Adding to 40012050510 its reverse (1505021004), we get a palindrome (41517071514).

The spelling of 40012050510 in words is "forty billion, twelve million, fifty thousand, five hundred ten".