2251152544402 has 16 divisors (see below), whose sum is σ = 3578307523992. Its totient is φ = 1058492540160.

The previous prime is 2251152544387. The next prime is 2251152544441. The reversal of 2251152544402 is 2044452511522.

It can be written as a sum of positive squares in 4 ways, for example, as 1295155526401 + 955997018001 = 1138049^2 + 977751^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27250749 + ... + 27333232.

Almost surely, 2^{2251152544402} is an apocalyptic number.

2251152544402 is a deficient number, since it is larger than the sum of its proper divisors (1327154979590).

2251152544402 is a wasteful number, since it uses less digits than its factorization.

2251152544402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54585213.

The product of its (nonzero) digits is 128000, while the sum is 37.

The spelling of 2251152544402 in words is "two trillion, two hundred fifty-one billion, one hundred fifty-two million, five hundred forty-four thousand, four hundred two".