20063157390 has 48 divisors (see below), whose sum is σ = 52172452800. Its totient is φ = 5349329856.

The previous prime is 20063157379. The next prime is 20063157391. The reversal of 20063157390 is 9375136002.

20063157390 is a `hidden beast` number, since 20 + 0 + 63 + 1 + 573 + 9 + 0 = 666.

It is a super-2 number, since 2×20063157390² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20063157391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 730731 + ... + 757689.

It is an arithmetic number, because the mean of its divisors is an integer number (1086926100).

Almost surely, 2^20063157390 is an apocalyptic number.

20063157390 is an abundant number, since it is smaller than the sum of its proper divisors (32109295410).

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

20063157390 is a wasteful number, since it uses less digits than its factorization.

20063157390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35241 (or 35238 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 36.

The spelling of 20063157390 in words is "twenty billion, sixty-three million, one hundred fifty-seven thousand, three hundred ninety".