1020251155462 has 128 divisors (see below), whose sum is σ = 1957800886272. Its totient is φ = 387278496000.

The previous prime is 1020251155423. The next prime is 1020251155487. The reversal of 1020251155462 is 2645511520201.

1020251155462 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 433963587 + ... + 433965937.

It is an arithmetic number, because the mean of its divisors is an integer number (15295319424).

Almost surely, 2^{1020251155462} is an apocalyptic number.

1020251155462 is a deficient number, since it is larger than the sum of its proper divisors (937549730810).

1020251155462 is a wasteful number, since it uses less digits than its factorization.

1020251155462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 1020251155462 its reverse (2645511520201), we get a palindrome (3665762675663).

The spelling of 1020251155462 in words is "one trillion, twenty billion, two hundred fifty-one million, one hundred fifty-five thousand, four hundred sixty-two".