10157277450 has 48 divisors (see below), whose sum is σ = 26515847520. Its totient is φ = 2566048320.

The previous prime is 10157277413. The next prime is 10157277499. The reversal of 10157277450 is 5477275101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10157277399 and 10157277408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1779129 + ... + 1784828.

It is an arithmetic number, because the mean of its divisors is an integer number (552413490).

Almost surely, 2^10157277450 is an apocalyptic number.

10157277450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10157277450 is an abundant number, since it is smaller than the sum of its proper divisors (16358570070).

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

10157277450 is a wasteful number, since it uses less digits than its factorization.

10157277450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3563991 (or 3563986 counting only the distinct ones).

The product of its (nonzero) digits is 68600, while the sum is 39.

The spelling of 10157277450 in words is "ten billion, one hundred fifty-seven million, two hundred seventy-seven thousand, four hundred fifty".