1212325651064 has 64 divisors (see below), whose sum is σ = 2675165343840. Its totient is φ = 508856258560.

The previous prime is 1212325651037. The next prime is 1212325651093. The reversal of 1212325651064 is 4601565232121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7565789 + ... + 7724364.

Almost surely, 2^{1212325651064} is an apocalyptic number.

It is an amenable number.

1212325651064 is an abundant number, since it is smaller than the sum of its proper divisors (1462839692776).

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

1212325651064 is a wasteful number, since it uses less digits than its factorization.

1212325651064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15290240 (or 15290236 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 1212325651064 in words is "one trillion, two hundred twelve billion, three hundred twenty-five million, six hundred fifty-one thousand, sixty-four".