2742520703545 has 32 divisors (see below), whose sum is σ = 3871003530240. Its totient is φ = 1826437548480.

The previous prime is 2742520703477. The next prime is 2742520703581. The reversal of 2742520703545 is 5453070252472.

It is a happy number.

2742520703545 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2742520703545 - 2²³ = 2742512314937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2742520703495 and 2742520703504.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7829191 + ... + 8171980.

It is an arithmetic number, because the mean of its divisors is an integer number (120968860320).

Almost surely, 2^{2742520703545} is an apocalyptic number.

It is an amenable number.

2742520703545 is a deficient number, since it is larger than the sum of its proper divisors (1128482826695).

2742520703545 is a wasteful number, since it uses less digits than its factorization.

2742520703545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16001325.

The product of its (nonzero) digits is 2352000, while the sum is 46.

The spelling of 2742520703545 in words is "two trillion, seven hundred forty-two billion, five hundred twenty million, seven hundred three thousand, five hundred forty-five".