2513650402 has 4 divisors (see below), whose sum is σ = 3770475606. Its totient is φ = 1256825200.

The previous prime is 2513650393. The next prime is 2513650409. The reversal of 2513650402 is 2040563152.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1288020321 + 1225630081 = 35889^2 + 35009^2 .

It is not an unprimeable number, because it can be changed into a prime (2513650409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 628412599 + ... + 628412602.

Almost surely, 2^2513650402 is an apocalyptic number.

2513650402 is a deficient number, since it is larger than the sum of its proper divisors (1256825204).

2513650402 is a wasteful number, since it uses less digits than its factorization.

2513650402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256825203.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2513650402 is about 50136.3181935012. The cubic root of 2513650402 is about 1359.6745187802.

The spelling of 2513650402 in words is "two billion, five hundred thirteen million, six hundred fifty thousand, four hundred two".