2461520532457 has 4 divisors (see below), whose sum is σ = 2813166322816. Its totient is φ = 2109874742100.

The previous prime is 2461520532431. The next prime is 2461520532467. The reversal of 2461520532457 is 7542350251642.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2461520532457 - 2¹⁹ = 2461520008169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2461520532407) 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, 175822895169 + ... + 175822895182.

It is an arithmetic number, because the mean of its divisors is an integer number (703291580704).

Almost surely, 2^{2461520532457} is an apocalyptic number.

It is an amenable number.

2461520532457 is a deficient number, since it is larger than the sum of its proper divisors (351645790359).

2461520532457 is an equidigital number, since it uses as much as digits as its factorization.

2461520532457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351645790358.

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 2461520532457 in words is "two trillion, four hundred sixty-one billion, five hundred twenty million, five hundred thirty-two thousand, four hundred fifty-seven".