1365156480 has 64 divisors (see below), whose sum is σ = 4351442400. Its totient is φ = 364041216.

The previous prime is 1365156461. The next prime is 1365156509. The reversal of 1365156480 is 846515631.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-3 number, since 3×1365156480³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353590 + ... + 357429.

Almost surely, 2^1365156480 is an apocalyptic number.

1365156480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1365156480 is an abundant number, since it is smaller than the sum of its proper divisors (2986285920).

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

1365156480 is an equidigital number, since it uses as much as digits as its factorization.

1365156480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711041 (or 711029 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 1365156480 is about 36948.0240337694. The cubic root of 1365156480 is about 1109.3301371847.

The spelling of 1365156480 in words is "one billion, three hundred sixty-five million, one hundred fifty-six thousand, four hundred eighty".