125402621000 has 64 divisors (see below), whose sum is σ = 293500920960. Its totient is φ = 50151000000.

The previous prime is 125402620997. The next prime is 125402621011. The reversal of 125402621000 is 126204521.

It is a happy 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, 6861875 + ... + 6880125.

It is an arithmetic number, because the mean of its divisors is an integer number (4585951890).

Almost surely, 2^125402621000 is an apocalyptic number.

125402621000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125402621000 is an abundant number, since it is smaller than the sum of its proper divisors (168098299960).

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

125402621000 is a wasteful number, since it uses less digits than its factorization.

125402621000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25143 (or 25129 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 125402621000 its reverse (126204521), we get a palindrome (125528825521).

The spelling of 125402621000 in words is "one hundred twenty-five billion, four hundred two million, six hundred twenty-one thousand".