2651011145421 has 8 divisors (see below), whose sum is σ = 3567109798560. Its totient is φ = 1751126627952.

The previous prime is 2651011145413. The next prime is 2651011145537. The reversal of 2651011145421 is 1245411101562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2651011145421 - 2³ = 2651011145413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651011143421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4053533535 + ... + 4053534188.

It is an arithmetic number, because the mean of its divisors is an integer number (445888724820).

Almost surely, 2^{2651011145421} is an apocalyptic number.

It is an amenable number.

2651011145421 is a deficient number, since it is larger than the sum of its proper divisors (916098653139).

2651011145421 is a wasteful number, since it uses less digits than its factorization.

2651011145421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8107067835.

The product of its (nonzero) digits is 9600, while the sum is 33.

Adding to 2651011145421 its reverse (1245411101562), we get a palindrome (3896422246983).

The spelling of 2651011145421 in words is "two trillion, six hundred fifty-one billion, eleven million, one hundred forty-five thousand, four hundred twenty-one".