1020245045534 has 32 divisors (see below), whose sum is σ = 1798310838240. Its totient is φ = 427980441600.

The previous prime is 1020245045489. The next prime is 1020245045549. The reversal of 1020245045534 is 4355405420201.

It is a junction number, because it is equal to n+sod(n) for n = 1020245045494 and 1020245045503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913382 + ... + 1695510.

It is an arithmetic number, because the mean of its divisors is an integer number (56197213695).

Almost surely, 2^{1020245045534} is an apocalyptic number.

1020245045534 is a deficient number, since it is larger than the sum of its proper divisors (778065792706).

1020245045534 is a wasteful number, since it uses less digits than its factorization.

1020245045534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786716.

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 1020245045534 in words is "one trillion, twenty billion, two hundred forty-five million, forty-five thousand, five hundred thirty-four".