1672309504320 has 224 divisors, whose sum is σ = 6534871327488. Its totient is φ = 352838909952.

The previous prime is 1672309504277. The next prime is 1672309504363. The reversal of 1672309504320 is 234059032761.

It is an interprime number because it is at equal distance from previous prime (1672309504277) and next prime (1672309504363).

It is a tau number, because it is divible by the number of its divisors (224).

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, 9484009 + ... + 9658728.

It is an arithmetic number, because the mean of its divisors is an integer number (29173532712).

Almost surely, 2^{1672309504320} is an apocalyptic number.

1672309504320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1672309504320 is an abundant number, since it is smaller than the sum of its proper divisors (4862561823168).

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

1672309504320 is a wasteful number, since it uses less digits than its factorization.

1672309504320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19142777 (or 19142767 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 1672309504320 in words is "one trillion, six hundred seventy-two billion, three hundred nine million, five hundred four thousand, three hundred twenty".