40277099520 has 1056 divisors, whose sum is σ = 171059765760. Its totient is φ = 8564244480.

The previous prime is 40277099449. The next prime is 40277099539. The reversal of 40277099520 is 2599077204.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 452551636 + ... + 452551724.

Almost surely, 2^40277099520 is an apocalyptic number.

40277099520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40277099520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85529882880).

40277099520 is an abundant number, since it is smaller than the sum of its proper divisors (130782666240).

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

40277099520 is a wasteful number, since it uses less digits than its factorization.

40277099520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 40277099520 in words is "forty billion, two hundred seventy-seven million, ninety-nine thousand, five hundred twenty".