2650020120490 has 16 divisors (see below), whose sum is σ = 4771990392840. Its totient is φ = 1059573786880.

The previous prime is 2650020120481. The next prime is 2650020120509. The reversal of 2650020120490 is 940210200562.

It can be written as a sum of positive squares in 4 ways, for example, as 1128776628721 + 1521243491769 = 1062439^2 + 1233387^2 .

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, 54257035 + ... + 54305854.

Almost surely, 2^{2650020120490} is an apocalyptic number.

2650020120490 is a deficient number, since it is larger than the sum of its proper divisors (2121970272350).

2650020120490 is a wasteful number, since it uses less digits than its factorization.

2650020120490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108565337.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 2650020120490 in words is "two trillion, six hundred fifty billion, twenty million, one hundred twenty thousand, four hundred ninety".