25137354000 has 160 divisors (see below), whose sum is σ = 88410591360. Its totient is φ = 6093888000.

The previous prime is 25137353999. The next prime is 25137354001. The reversal of 25137354000 is 45373152.

It is an interprime number because it is at equal distance from previous prime (25137353999) and next prime (25137354001).

It is a super-2 number, since 2×25137354000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (25137354001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124435 + ... + 256434.

It is an arithmetic number, because the mean of its divisors is an integer number (552566196).

Almost surely, 2^25137354000 is an apocalyptic number.

25137354000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25137354000 is an abundant number, since it is smaller than the sum of its proper divisors (63273237360).

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

25137354000 is a wasteful number, since it uses less digits than its factorization.

25137354000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380906 (or 380890 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The spelling of 25137354000 in words is "twenty-five billion, one hundred thirty-seven million, three hundred fifty-four thousand".