40515124650 has 384 divisors, whose sum is σ = 135591321600. Its totient is φ = 7731763200.

The previous prime is 40515124649. The next prime is 40515124673. The reversal of 40515124650 is 5642151504.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 35885286 + ... + 35886414.

It is an arithmetic number, because the mean of its divisors is an integer number (353102400).

Almost surely, 2^40515124650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40515124650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67795660800).

40515124650 is an abundant number, since it is smaller than the sum of its proper divisors (95076196950).

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

40515124650 is a wasteful number, since it uses less digits than its factorization.

40515124650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414 (or 1409 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The spelling of 40515124650 in words is "forty billion, five hundred fifteen million, one hundred twenty-four thousand, six hundred fifty".