2545401650 has 24 divisors (see below), whose sum is σ = 5164852464. Its totient is φ = 925600400.

The previous prime is 2545401629. The next prime is 2545401667. The reversal of 2545401650 is 561045452.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2313452 + ... + 2314551.

It is an arithmetic number, because the mean of its divisors is an integer number (215202186).

Almost surely, 2^2545401650 is an apocalyptic number.

2545401650 is an abundant number, since it is smaller than the sum of its proper divisors (2619450814).

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

2545401650 is a wasteful number, since it uses less digits than its factorization.

2545401650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628026 (or 4628021 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 2545401650 is about 50451.9736977653. The cubic root of 2545401650 is about 1365.3755043965.

The spelling of 2545401650 in words is "two billion, five hundred forty-five million, four hundred one thousand, six hundred fifty".