553403738402 has 8 divisors (see below), whose sum is σ = 836164773036. Its totient is φ = 274682147392.

The previous prime is 553403738359. The next prime is 553403738429. The reversal of 553403738402 is 204837304355.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 550310265241 + 3093473161 = 741829^2 + 55619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009860563 + ... + 1009861110.

Almost surely, 2^553403738402 is an apocalyptic number.

553403738402 is a deficient number, since it is larger than the sum of its proper divisors (282761034634).

553403738402 is a wasteful number, since it uses less digits than its factorization.

553403738402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019721812.

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 553403738402 in words is "five hundred fifty-three billion, four hundred three million, seven hundred thirty-eight thousand, four hundred two".