151625512212 has 12 divisors (see below), whose sum is σ = 353792861856. Its totient is φ = 50541837400.

The previous prime is 151625512193. The next prime is 151625512253. The reversal of 151625512212 is 212215526151.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×151625512212² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6317729664 + ... + 6317729687.

It is an arithmetic number, because the mean of its divisors is an integer number (29482738488).

Almost surely, 2^151625512212 is an apocalyptic number.

151625512212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151625512212 is an abundant number, since it is smaller than the sum of its proper divisors (202167349644).

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

151625512212 is a wasteful number, since it uses less digits than its factorization.

151625512212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12635459358 (or 12635459356 counting only the distinct ones).

The product of its digits is 12000, while the sum is 33.

The spelling of 151625512212 in words is "one hundred fifty-one billion, six hundred twenty-five million, five hundred twelve thousand, two hundred twelve".