377543340 has 72 divisors (see below), whose sum is σ = 1158131520. Its totient is φ = 99542784.

The previous prime is 377543333. The next prime is 377543351. The reversal of 377543340 is 43345773.

377543340 is a `hidden beast` number, since 3 + 77 + 543 + 3 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 377543295 and 377543304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4237 + ... + 27803.

It is an arithmetic number, because the mean of its divisors is an integer number (16085160).

Almost surely, 2^377543340 is an apocalyptic number.

377543340 is a gapful number since it is divisible by the number (30) 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 377543340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579065760).

377543340 is an abundant number, since it is smaller than the sum of its proper divisors (780588180).

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

377543340 is a wasteful number, since it uses less digits than its factorization.

377543340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23671 (or 23666 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 36.

The square root of 377543340 is about 19430.4745181377. The cubic root of 377543340 is about 722.7513937816.

The spelling of 377543340 in words is "three hundred seventy-seven million, five hundred forty-three thousand, three hundred forty".