361063440 has 80 divisors (see below), whose sum is σ = 1243670400. Its totient is φ = 96283008.

The previous prime is 361063433. The next prime is 361063511. The reversal of 361063440 is 44360163.

361063440 is a `hidden beast` number, since 3 + 610 + 6 + 3 + 4 + 40 = 666.

361063440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 81420 + ... + 85739.

It is an arithmetic number, because the mean of its divisors is an integer number (15545880).

Almost surely, 2^361063440 is an apocalyptic number.

361063440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

361063440 is an abundant number, since it is smaller than the sum of its proper divisors (882606960).

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

361063440 is a wasteful number, since it uses less digits than its factorization.

361063440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167181 (or 167169 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 361063440 is about 19001.6694003448. The cubic root of 361063440 is about 712.0784431522.

The spelling of 361063440 in words is "three hundred sixty-one million, sixty-three thousand, four hundred forty".