20035214154 has 12 divisors (see below), whose sum is σ = 43409630706. Its totient is φ = 6678404712.

The previous prime is 20035214123. The next prime is 20035214207. The reversal of 20035214154 is 45141253002.

It can be written as a sum of positive squares in only one way, i.e., 18665844129 + 1369370025 = 136623^2 + 37005^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556533709 + ... + 556533744.

Almost surely, 2^20035214154 is an apocalyptic number.

20035214154 is an abundant number, since it is smaller than the sum of its proper divisors (23374416552).

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

20035214154 is a wasteful number, since it uses less digits than its factorization.

20035214154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113067461 (or 1113067458 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 20035214154 its reverse (45141253002), we get a palindrome (65176467156).

The spelling of 20035214154 in words is "twenty billion, thirty-five million, two hundred fourteen thousand, one hundred fifty-four".