1463506661357 has 4 divisors (see below), whose sum is σ = 1576084096860. Its totient is φ = 1350929225856.

The previous prime is 1463506661257. The next prime is 1463506661377. The reversal of 1463506661357 is 7531666053641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 225614550121 + 1237892111236 = 474989^2 + 1112606^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463506661357 - 2¹⁴ = 1463506644973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1463506661299 and 1463506661308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1463506661377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56288717732 + ... + 56288717757.

It is an arithmetic number, because the mean of its divisors is an integer number (394021024215).

Almost surely, 2^{1463506661357} is an apocalyptic number.

It is an amenable number.

1463506661357 is a deficient number, since it is larger than the sum of its proper divisors (112577435503).

1463506661357 is a wasteful number, since it uses less digits than its factorization.

1463506661357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112577435502.

The product of its (nonzero) digits is 8164800, while the sum is 53.

The spelling of 1463506661357 in words is "one trillion, four hundred sixty-three billion, five hundred six million, six hundred sixty-one thousand, three hundred fifty-seven".