1473721214640 has 40 divisors (see below), whose sum is σ = 4568535766128. Its totient is φ = 392992323840.

The previous prime is 1473721214639. The next prime is 1473721214659. The reversal of 1473721214640 is 464121273741.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 1473721214592 and 1473721214601.

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, 3070252291 + ... + 3070252770.

Almost surely, 2^{1473721214640} is an apocalyptic number.

1473721214640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1473721214640 is an abundant number, since it is smaller than the sum of its proper divisors (3094814551488).

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

1473721214640 is a wasteful number, since it uses less digits than its factorization.

1473721214640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6140505077 (or 6140505071 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 1473721214640 in words is "one trillion, four hundred seventy-three billion, seven hundred twenty-one million, two hundred fourteen thousand, six hundred forty".