2139051104736 has 96 divisors (see below), whose sum is σ = 6910780520448. Its totient is φ = 564145344000.

The previous prime is 2139051104719. The next prime is 2139051104759. The reversal of 2139051104736 is 6374011509312.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122418640 + ... + 122436111.

It is an arithmetic number, because the mean of its divisors is an integer number (71987297088).

Almost surely, 2^{2139051104736} is an apocalyptic number.

2139051104736 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2139051104736 is an abundant number, since it is smaller than the sum of its proper divisors (4771729415712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2139051104736 is a wasteful number, since it uses less digits than its factorization.

2139051104736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244854784 (or 244854776 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 2139051104736 in words is "two trillion, one hundred thirty-nine billion, fifty-one million, one hundred four thousand, seven hundred thirty-six".