1523023240236 has 24 divisors (see below), whose sum is σ = 3585169754544. Its totient is φ = 503181719040.

The previous prime is 1523023240231. The next prime is 1523023240241. The reversal of 1523023240236 is 6320423203251.

It is an interprime number because it is at equal distance from previous prime (1523023240231) and next prime (1523023240241).

It is a junction number, because it is equal to n+sod(n) for n = 1523023240197 and 1523023240206.

It is not an unprimeable number, because it can be changed into a prime (1523023240231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561585385 + ... + 561588096.

It is an arithmetic number, because the mean of its divisors is an integer number (149382073106).

Almost surely, 2^{1523023240236} is an apocalyptic number.

It is an amenable number.

1523023240236 is an abundant number, since it is smaller than the sum of its proper divisors (2062146514308).

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

1523023240236 is a wasteful number, since it uses less digits than its factorization.

1523023240236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123173601 (or 1123173599 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 1523023240236 its reverse (6320423203251), we get a palindrome (7843446443487).

The spelling of 1523023240236 in words is "one trillion, five hundred twenty-three billion, twenty-three million, two hundred forty thousand, two hundred thirty-six".