2150455566534 has 24 divisors (see below), whose sum is σ = 4727447775960. Its totient is φ = 651653201760.

The previous prime is 2150455566533. The next prime is 2150455566563. The reversal of 2150455566534 is 4356655540512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150455566533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1481029279 + ... + 1481030730.

It is an arithmetic number, because the mean of its divisors is an integer number (196976990665).

Almost surely, 2^{2150455566534} is an apocalyptic number.

2150455566534 is an abundant number, since it is smaller than the sum of its proper divisors (2576992209426).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2150455566534 is a wasteful number, since it uses less digits than its factorization.

2150455566534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962060036 (or 2962060025 counting only the distinct ones).

The product of its (nonzero) digits is 10800000, while the sum is 51.

The spelling of 2150455566534 in words is "two trillion, one hundred fifty billion, four hundred fifty-five million, five hundred sixty-six thousand, five hundred thirty-four".