1260462021615 has 48 divisors (see below), whose sum is σ = 2193057303840. Its totient is φ = 669707136000.

The previous prime is 1260462021601. The next prime is 1260462021631. The reversal of 1260462021615 is 5161202640621.

1260462021615 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 4 + 620 + 2 + 16 + 15 = 666.

It is not a de Polignac number, because 1260462021615 - 2⁷ = 1260462021487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1260462021615.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66327115 + ... + 66346115.

It is an arithmetic number, because the mean of its divisors is an integer number (45688693830).

Almost surely, 2^{1260462021615} is an apocalyptic number.

1260462021615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1260462021615 is a deficient number, since it is larger than the sum of its proper divisors (932595282225).

1260462021615 is a wasteful number, since it uses less digits than its factorization.

1260462021615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24504 (or 24501 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 1260462021615 in words is "one trillion, two hundred sixty billion, four hundred sixty-two million, twenty-one thousand, six hundred fifteen".