1551002420302 has 16 divisors (see below), whose sum is σ = 2328930680832. Its totient is φ = 774692305560.

The previous prime is 1551002420269. The next prime is 1551002420351. The reversal of 1551002420302 is 2030242001551.

It is a congruent number.

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, 51714403 + ... + 51744385.

It is an arithmetic number, because the mean of its divisors is an integer number (145558167552).

Almost surely, 2^{1551002420302} is an apocalyptic number.

1551002420302 is a deficient number, since it is larger than the sum of its proper divisors (777928260530).

1551002420302 is a wasteful number, since it uses less digits than its factorization.

1551002420302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56103.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 1551002420302 its reverse (2030242001551), we get a palindrome (3581244421853).

The spelling of 1551002420302 in words is "one trillion, five hundred fifty-one billion, two million, four hundred twenty thousand, three hundred two".