40777223424 has 288 divisors, whose sum is σ = 128609918976. Its totient is φ = 11223982080.

The previous prime is 40777223401. The next prime is 40777223449. The reversal of 40777223424 is 42432277704.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51162994 + ... + 51163790.

Almost surely, 2^40777223424 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 40777223424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64304959488).

40777223424 is an abundant number, since it is smaller than the sum of its proper divisors (87832695552).

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

40777223424 is a wasteful number, since it uses less digits than its factorization.

40777223424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 42.

The spelling of 40777223424 in words is "forty billion, seven hundred seventy-seven million, two hundred twenty-three thousand, four hundred twenty-four".