1473735720015 has 64 divisors (see below), whose sum is σ = 2821752622080. Its totient is φ = 725469333120.

The previous prime is 1473735719999. The next prime is 1473735720031. The reversal of 1473735720015 is 5100275373741.

1473735720015 is a `hidden beast` number, since 1 + 4 + 7 + 3 + 73 + 572 + 0 + 0 + 1 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (1473735719999) and next prime (1473735720031).

It is not a de Polignac number, because 1473735720015 - 2⁴ = 1473735719999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25740070 + ... + 25797260.

It is an arithmetic number, because the mean of its divisors is an integer number (44089884720).

Almost surely, 2^{1473735720015} is an apocalyptic number.

1473735720015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1473735720015 is a deficient number, since it is larger than the sum of its proper divisors (1348016902065).

1473735720015 is a wasteful number, since it uses less digits than its factorization.

1473735720015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71901 (or 71895 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 45.

The spelling of 1473735720015 in words is "one trillion, four hundred seventy-three billion, seven hundred thirty-five million, seven hundred twenty thousand, fifteen".