4212542129625 has 32 divisors (see below), whose sum is σ = 7788522343680. Its totient is φ = 2246689134000.

The previous prime is 4212542129599. The next prime is 4212542129633. The reversal of 4212542129625 is 5269212452124.

4212542129625 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 5 + 4 + 2 + 12 + 9 + 625 = 666.

It is not a de Polignac number, because 4212542129625 - 2¹³ = 4212542121433 is a prime.

It is a super-2 number, since 2×4212542129625² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 624076941 + ... + 624083690.

It is an arithmetic number, because the mean of its divisors is an integer number (243391323240).

Almost surely, 2^{4212542129625} is an apocalyptic number.

4212542129625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4212542129625 is a deficient number, since it is larger than the sum of its proper divisors (3575980214055).

4212542129625 is a wasteful number, since it uses less digits than its factorization.

4212542129625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248160655 (or 1248160639 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 4212542129625 in words is "four trillion, two hundred twelve billion, five hundred forty-two million, one hundred twenty-nine thousand, six hundred twenty-five".