25034213130537 has 16 divisors (see below), whose sum is σ = 35950517035328. Its totient is φ = 15403974793920.

The previous prime is 25034213130533. The next prime is 25034213130557. The reversal of 25034213130537 is 73503131243052.

It is not a de Polignac number, because 25034213130537 - 2² = 25034213130533 is a prime.

It is a super-2 number, since 2×25034213130537² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25034213130495 and 25034213130504.

It is not an unprimeable number, because it can be changed into a prime (25034213130533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34949758 + ... + 35658855.

It is an arithmetic number, because the mean of its divisors is an integer number (2246907314708).

Almost surely, 2^{25034213130537} is an apocalyptic number.

It is an amenable number.

25034213130537 is a deficient number, since it is larger than the sum of its proper divisors (10916303904791).

25034213130537 is a wasteful number, since it uses less digits than its factorization.

25034213130537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70617720.

The product of its (nonzero) digits is 226800, while the sum is 39.

Adding to 25034213130537 its reverse (73503131243052), we get a palindrome (98537344373589).

The spelling of 25034213130537 in words is "twenty-five trillion, thirty-four billion, two hundred thirteen million, one hundred thirty thousand, five hundred thirty-seven".