2212523401464 has 48 divisors (see below), whose sum is σ = 6008061641400. Its totient is φ = 735561860544.

The previous prime is 2212523401423. The next prime is 2212523401481. The reversal of 2212523401464 is 4641043252122.

2212523401464 is a `hidden beast` number, since 2 + 2 + 1 + 252 + 340 + 1 + 4 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40512939 + ... + 40567514.

Almost surely, 2^{2212523401464} is an apocalyptic number.

2212523401464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2212523401464 is an abundant number, since it is smaller than the sum of its proper divisors (3795538239936).

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

2212523401464 is a wasteful number, since it uses less digits than its factorization.

2212523401464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81080844 (or 81080837 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 2212523401464 its reverse (4641043252122), we get a palindrome (6853566653586).

The spelling of 2212523401464 in words is "two trillion, two hundred twelve billion, five hundred twenty-three million, four hundred one thousand, four hundred sixty-four".