40076549976 has 64 divisors (see below), whose sum is σ = 105650640000. Its totient is φ = 12633428736.

The previous prime is 40076549951. The next prime is 40076549999. The reversal of 40076549976 is 67994567004.

It is a super-2 number, since 2×40076549976² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182235 + ... + 336693.

It is an arithmetic number, because the mean of its divisors is an integer number (1650791250).

Almost surely, 2^40076549976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40076549976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52825320000).

40076549976 is an abundant number, since it is smaller than the sum of its proper divisors (65574090024).

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

40076549976 is a wasteful number, since it uses less digits than its factorization.

40076549976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155056 (or 155052 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 40076549976 in words is "forty billion, seventy-six million, five hundred forty-nine thousand, nine hundred seventy-six".