250120451045 has 16 divisors (see below), whose sum is σ = 302272868352. Its totient is φ = 198680921280.

The previous prime is 250120451041. The next prime is 250120451069. The reversal of 250120451045 is 540154021052.

It is not a de Polignac number, because 250120451045 - 2² = 250120451041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 250120450999 and 250120451017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250120451041) 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, 367004 + ... + 796826.

It is an arithmetic number, because the mean of its divisors is an integer number (18892054272).

Almost surely, 2^250120451045 is an apocalyptic number.

It is an amenable number.

250120451045 is a deficient number, since it is larger than the sum of its proper divisors (52152417307).

250120451045 is a wasteful number, since it uses less digits than its factorization.

250120451045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430652.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 250120451045 its reverse (540154021052), we get a palindrome (790274472097).

The spelling of 250120451045 in words is "two hundred fifty billion, one hundred twenty million, four hundred fifty-one thousand, forty-five".