102268461562 has 4 divisors (see below), whose sum is σ = 153402692346. Its totient is φ = 51134230780.

The previous prime is 102268461443. The next prime is 102268461593. The reversal of 102268461562 is 265164862201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 265164862201 = 19 ⋅13956045379.

It can be written as a sum of positive squares in only one way, i.e., 93159858841 + 9108602721 = 305221^2 + 95439^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25567115389 + ... + 25567115392.

Almost surely, 2^102268461562 is an apocalyptic number.

102268461562 is a deficient number, since it is larger than the sum of its proper divisors (51134230784).

102268461562 is an equidigital number, since it uses as much as digits as its factorization.

102268461562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51134230783.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 102268461562 in words is "one hundred two billion, two hundred sixty-eight million, four hundred sixty-one thousand, five hundred sixty-two".