40010621312724 has 96 divisors (see below), whose sum is σ = 104600370180096. Its totient is φ = 11837490255360.

The previous prime is 40010621312693. The next prime is 40010621312729. The reversal of 40010621312724 is 42721312601004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40010621312729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59719072 + ... + 60385335.

It is an arithmetic number, because the mean of its divisors is an integer number (1089587189376).

Almost surely, 2^{40010621312724} is an apocalyptic number.

It is an amenable number.

40010621312724 is an abundant number, since it is smaller than the sum of its proper divisors (64589748867372).

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

40010621312724 is a wasteful number, since it uses less digits than its factorization.

40010621312724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120104525 (or 120104523 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

Adding to 40010621312724 its reverse (42721312601004), we get a palindrome (82731933913728).

The spelling of 40010621312724 in words is "forty trillion, ten billion, six hundred twenty-one million, three hundred twelve thousand, seven hundred twenty-four".