1612164480 has 64 divisors (see below), whose sum is σ = 5138780400. Its totient is φ = 429910016.

The previous prime is 1612164479. The next prime is 1612164493. The reversal of 1612164480 is 844612161.

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

It is a congruent number.

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, 417915 + ... + 421754.

Almost surely, 2^1612164480 is an apocalyptic number.

1612164480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612164480 is an abundant number, since it is smaller than the sum of its proper divisors (3526615920).

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

1612164480 is an equidigital number, since it uses as much as digits as its factorization.

1612164480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839691 (or 839679 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1612164480 is about 40151.7680806213. The cubic root of 1612164480 is about 1172.5637113177.

It can be divided in two parts, 16121 and 64480, that added together give a triangular number (80601 = T₄₀₁).

The spelling of 1612164480 in words is "one billion, six hundred twelve million, one hundred sixty-four thousand, four hundred eighty".