1232451452046 has 128 divisors (see below), whose sum is σ = 2684198808576. Its totient is φ = 375795763200.

The previous prime is 1232451452041. The next prime is 1232451452053. The reversal of 1232451452046 is 6402541542321.

It is a super-2 number, since 2×1232451452046² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1232451451995 and 1232451452013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232451452041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 324071581 + ... + 324075383.

It is an arithmetic number, because the mean of its divisors is an integer number (20970303192).

Almost surely, 2^{1232451452046} is an apocalyptic number.

1232451452046 is an abundant number, since it is smaller than the sum of its proper divisors (1451747356530).

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

1232451452046 is a wasteful number, since it uses less digits than its factorization.

1232451452046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4426.

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 1232451452046 its reverse (6402541542321), we get a palindrome (7634992994367).

The spelling of 1232451452046 in words is "one trillion, two hundred thirty-two billion, four hundred fifty-one million, four hundred fifty-two thousand, forty-six".